diff --git a/contracts/package-lock.json b/contracts/package-lock.json
index 790d7a67..c9a8e8e7 100644
--- a/contracts/package-lock.json
+++ b/contracts/package-lock.json
@@ -30,489 +30,220 @@
         "js-tokens": "^4.0.0"
       }
     },
-    "@meck93/evote-crypto": {
-      "version": "0.1.10",
-      "resolved": "https://registry.npmjs.org/@meck93/evote-crypto/-/evote-crypto-0.1.10.tgz",
-      "integrity": "sha512-auzkv05ggFGXRzHZbvmfGv7tVUUoyBKYSScKLXFaIeEpWjpTC/svQbZjFlKVCQxJdzPYcm45S4soO8zbhs5mKQ==",
-      "dev": true,
+    "@ethersproject/abi": {
+      "version": "5.0.7",
+      "resolved": "https://registry.npmjs.org/@ethersproject/abi/-/abi-5.0.7.tgz",
+      "integrity": "sha512-Cqktk+hSIckwP/W8O47Eef60VwmoSC/L3lY0+dIBhQPCNn9E4V7rwmm2aFrNRRDJfFlGuZ1khkQUOc3oBX+niw==",
+      "requires": {
+        "@ethersproject/address": "^5.0.4",
+        "@ethersproject/bignumber": "^5.0.7",
+        "@ethersproject/bytes": "^5.0.4",
+        "@ethersproject/constants": "^5.0.4",
+        "@ethersproject/hash": "^5.0.4",
+        "@ethersproject/keccak256": "^5.0.3",
+        "@ethersproject/logger": "^5.0.5",
+        "@ethersproject/properties": "^5.0.3",
+        "@ethersproject/strings": "^5.0.4"
+      }
+    },
+    "@ethersproject/abstract-provider": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/abstract-provider/-/abstract-provider-5.6.0.tgz",
+      "integrity": "sha512-oPMFlKLN+g+y7a79cLK3WiLcjWFnZQtXWgnLAbHZcN3s7L4v90UHpTOrLk+m3yr0gt+/h9STTM6zrr7PM8uoRw==",
+      "requires": {
+        "@ethersproject/bignumber": "^5.6.0",
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "@ethersproject/networks": "^5.6.0",
+        "@ethersproject/properties": "^5.6.0",
+        "@ethersproject/transactions": "^5.6.0",
+        "@ethersproject/web": "^5.6.0"
+      }
+    },
+    "@ethersproject/abstract-signer": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/abstract-signer/-/abstract-signer-5.6.0.tgz",
+      "integrity": "sha512-WOqnG0NJKtI8n0wWZPReHtaLkDByPL67tn4nBaDAhmVq8sjHTPbCdz4DRhVu/cfTOvfy9w3iq5QZ7BX7zw56BQ==",
+      "requires": {
+        "@ethersproject/abstract-provider": "^5.6.0",
+        "@ethersproject/bignumber": "^5.6.0",
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "@ethersproject/properties": "^5.6.0"
+      }
+    },
+    "@ethersproject/address": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/address/-/address-5.6.0.tgz",
+      "integrity": "sha512-6nvhYXjbXsHPS+30sHZ+U4VMagFC/9zAk6Gd/h3S21YW4+yfb0WfRtaAIZ4kfM4rrVwqiy284LP0GtL5HXGLxQ==",
+      "requires": {
+        "@ethersproject/bignumber": "^5.6.0",
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/keccak256": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "@ethersproject/rlp": "^5.6.0"
+      }
+    },
+    "@ethersproject/base64": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/base64/-/base64-5.6.0.tgz",
+      "integrity": "sha512-2Neq8wxJ9xHxCF9TUgmKeSh9BXJ6OAxWfeGWvbauPh8FuHEjamgHilllx8KkSd5ErxyHIX7Xv3Fkcud2kY9ezw==",
+      "requires": {
+        "@ethersproject/bytes": "^5.6.0"
+      }
+    },
+    "@ethersproject/bignumber": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/bignumber/-/bignumber-5.6.0.tgz",
+      "integrity": "sha512-VziMaXIUHQlHJmkv1dlcd6GY2PmT0khtAqaMctCIDogxkrarMzA9L94KN1NeXqqOfFD6r0sJT3vCTOFSmZ07DA==",
+      "requires": {
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "bn.js": "^4.11.9"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        }
+      }
+    },
+    "@ethersproject/bytes": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/bytes/-/bytes-5.6.0.tgz",
+      "integrity": "sha512-3hJPlYemb9V4VLfJF5BfN0+55vltPZSHU3QKUyP9M3Y2TcajbiRrz65UG+xVHOzBereB1b9mn7r12o177xgN7w==",
       "requires": {
-        "bn.js": "^5.1.1",
-        "elliptic": "6.5.2",
-        "hash.js": "^1.1.7",
-        "random": "^2.2.0",
-        "web3": "^1.2.6"
+        "@ethersproject/logger": "^5.6.0"
+      }
+    },
+    "@ethersproject/constants": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/constants/-/constants-5.6.0.tgz",
+      "integrity": "sha512-SrdaJx2bK0WQl23nSpV/b1aq293Lh0sUaZT/yYKPDKn4tlAbkH96SPJwIhwSwTsoQQZxuh1jnqsKwyymoiBdWA==",
+      "requires": {
+        "@ethersproject/bignumber": "^5.6.0"
+      }
+    },
+    "@ethersproject/hash": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/hash/-/hash-5.6.0.tgz",
+      "integrity": "sha512-fFd+k9gtczqlr0/BruWLAu7UAOas1uRRJvOR84uDf4lNZ+bTkGl366qvniUZHKtlqxBRU65MkOobkmvmpHU+jA==",
+      "requires": {
+        "@ethersproject/abstract-signer": "^5.6.0",
+        "@ethersproject/address": "^5.6.0",
+        "@ethersproject/bignumber": "^5.6.0",
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/keccak256": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "@ethersproject/properties": "^5.6.0",
+        "@ethersproject/strings": "^5.6.0"
+      }
+    },
+    "@ethersproject/keccak256": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/keccak256/-/keccak256-5.6.0.tgz",
+      "integrity": "sha512-tk56BJ96mdj/ksi7HWZVWGjCq0WVl/QvfhFQNeL8fxhBlGoP+L80uDCiQcpJPd+2XxkivS3lwRm3E0CXTfol0w==",
+      "requires": {
+        "@ethersproject/bytes": "^5.6.0",
+        "js-sha3": "0.8.0"
       },
       "dependencies": {
-        "brorand": {
-          "version": "1.1.0",
-          "bundled": true,
-          "dev": true
-        },
-        "elliptic": {
-          "version": "6.5.2",
-          "bundled": true,
-          "dev": true,
-          "requires": {
-            "bn.js": "^4.4.0",
-            "brorand": "^1.0.1",
-            "hash.js": "^1.0.0",
-            "hmac-drbg": "^1.0.0",
-            "inherits": "^2.0.1",
-            "minimalistic-assert": "^1.0.0",
-            "minimalistic-crypto-utils": "^1.0.0"
-          },
-          "dependencies": {
-            "bn.js": {
-              "version": "4.11.8",
-              "bundled": true,
-              "dev": true
-            }
-          }
-        },
-        "eth-lib": {
-          "version": "0.2.7",
-          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.7.tgz",
-          "integrity": "sha1-L5Pxex4jrsN1nNSj/iDBKGo/wco=",
-          "dev": true,
-          "requires": {
-            "bn.js": "^4.11.6",
-            "elliptic": "^6.4.0",
-            "xhr-request-promise": "^0.1.2"
-          },
-          "dependencies": {
-            "bn.js": {
-              "version": "4.11.8",
-              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-              "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-              "dev": true
-            }
-          }
-        },
-        "ethers": {
-          "version": "4.0.0-beta.3",
-          "resolved": "https://registry.npmjs.org/ethers/-/ethers-4.0.0-beta.3.tgz",
-          "integrity": "sha512-YYPogooSknTwvHg3+Mv71gM/3Wcrx+ZpCzarBj3mqs9njjRkrOo2/eufzhHloOCo3JSoNI4TQJJ6yU5ABm3Uog==",
-          "dev": true,
-          "requires": {
-            "@types/node": "^10.3.2",
-            "aes-js": "3.0.0",
-            "bn.js": "^4.4.0",
-            "elliptic": "6.3.3",
-            "hash.js": "1.1.3",
-            "js-sha3": "0.5.7",
-            "scrypt-js": "2.0.3",
-            "setimmediate": "1.0.4",
-            "uuid": "2.0.1",
-            "xmlhttprequest": "1.8.0"
-          },
-          "dependencies": {
-            "@types/node": {
-              "version": "10.17.18",
-              "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.18.tgz",
-              "integrity": "sha512-DQ2hl/Jl3g33KuAUOcMrcAOtsbzb+y/ufakzAdeK9z/H/xsvkpbETZZbPNMIiQuk24f5ZRMCcZIViAwyFIiKmg==",
-              "dev": true
-            },
-            "bn.js": {
-              "version": "4.11.8",
-              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-              "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-              "dev": true
-            },
-            "elliptic": {
-              "version": "6.3.3",
-              "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.3.3.tgz",
-              "integrity": "sha1-VILZZG1UvLif19mU/J4ulWiHbj8=",
-              "dev": true,
-              "requires": {
-                "bn.js": "^4.4.0",
-                "brorand": "^1.0.1",
-                "hash.js": "^1.0.0",
-                "inherits": "^2.0.1"
-              }
-            },
-            "hash.js": {
-              "version": "1.1.3",
-              "resolved": "https://registry.npmjs.org/hash.js/-/hash.js-1.1.3.tgz",
-              "integrity": "sha512-/UETyP0W22QILqS+6HowevwhEFJ3MBJnwTf75Qob9Wz9t0DPuisL8kW8YZMK62dHAKE1c1p+gY1TtOLY+USEHA==",
-              "dev": true,
-              "requires": {
-                "inherits": "^2.0.3",
-                "minimalistic-assert": "^1.0.0"
-              }
-            }
-          }
-        },
-        "hash.js": {
-          "version": "1.1.7",
-          "bundled": true,
-          "dev": true,
-          "requires": {
-            "inherits": "^2.0.3",
-            "minimalistic-assert": "^1.0.1"
-          }
-        },
-        "hmac-drbg": {
-          "version": "1.0.1",
-          "bundled": true,
-          "dev": true,
-          "requires": {
-            "hash.js": "^1.0.3",
-            "minimalistic-assert": "^1.0.0",
-            "minimalistic-crypto-utils": "^1.0.1"
-          }
-        },
-        "inherits": {
-          "version": "2.0.4",
-          "bundled": true,
-          "dev": true
-        },
-        "minimalistic-assert": {
-          "version": "1.0.1",
-          "bundled": true,
-          "dev": true
-        },
-        "minimalistic-crypto-utils": {
-          "version": "1.0.1",
-          "bundled": true,
-          "dev": true
-        },
-        "scrypt-js": {
-          "version": "2.0.3",
-          "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-2.0.3.tgz",
-          "integrity": "sha1-uwBAvgMEPamgEqLOqfyfhSz8h9Q=",
-          "dev": true
-        },
-        "web3": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3/-/web3-1.2.6.tgz",
-          "integrity": "sha512-tpu9fLIComgxGrFsD8LUtA4s4aCZk7px8UfcdEy6kS2uDi/ZfR07KJqpXZMij7Jvlq+cQrTAhsPSiBVvoMaivA==",
-          "dev": true,
-          "requires": {
-            "@types/node": "^12.6.1",
-            "web3-bzz": "1.2.6",
-            "web3-core": "1.2.6",
-            "web3-eth": "1.2.6",
-            "web3-eth-personal": "1.2.6",
-            "web3-net": "1.2.6",
-            "web3-shh": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-bzz": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-bzz/-/web3-bzz-1.2.6.tgz",
-          "integrity": "sha512-9NiHLlxdI1XeFtbPJAmi2jnnIHVF+GNy517wvOS72P7ZfuJTPwZaSNXfT01vWgPPE9R96/uAHDWHOg+T4WaDQQ==",
-          "dev": true,
-          "requires": {
-            "@types/node": "^10.12.18",
-            "got": "9.6.0",
-            "swarm-js": "0.1.39",
-            "underscore": "1.9.1"
-          },
-          "dependencies": {
-            "@types/node": {
-              "version": "10.17.18",
-              "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.18.tgz",
-              "integrity": "sha512-DQ2hl/Jl3g33KuAUOcMrcAOtsbzb+y/ufakzAdeK9z/H/xsvkpbETZZbPNMIiQuk24f5ZRMCcZIViAwyFIiKmg==",
-              "dev": true
-            }
-          }
-        },
-        "web3-core": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-core/-/web3-core-1.2.6.tgz",
-          "integrity": "sha512-y/QNBFtr5cIR8vxebnotbjWJpOnO8LDYEAzZjeRRUJh2ijmhjoYk7dSNx9ExgC0UCfNFRoNCa9dGRu/GAxwRlw==",
-          "dev": true,
-          "requires": {
-            "@types/bn.js": "^4.11.4",
-            "@types/node": "^12.6.1",
-            "web3-core-helpers": "1.2.6",
-            "web3-core-method": "1.2.6",
-            "web3-core-requestmanager": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-core-helpers": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.2.6.tgz",
-          "integrity": "sha512-gYKWmC2HmO7RcDzpo4L1K8EIoy5L8iubNDuTC6q69UxczwqKF/Io0kbK/1Z10Av++NlzOSiuyGp2gc4t4UOsDw==",
-          "dev": true,
-          "requires": {
-            "underscore": "1.9.1",
-            "web3-eth-iban": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-core-method": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-core-method/-/web3-core-method-1.2.6.tgz",
-          "integrity": "sha512-r2dzyPEonqkBg7Mugq5dknhV5PGaZTHBZlS/C+aMxNyQs3T3eaAsCTqlQDitwNUh/sUcYPEGF0Vo7ahYK4k91g==",
-          "dev": true,
-          "requires": {
-            "underscore": "1.9.1",
-            "web3-core-helpers": "1.2.6",
-            "web3-core-promievent": "1.2.6",
-            "web3-core-subscriptions": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-core-promievent": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-core-promievent/-/web3-core-promievent-1.2.6.tgz",
-          "integrity": "sha512-km72kJef/qtQNiSjDJJVHIZvoVOm6ytW3FCYnOcCs7RIkviAb5JYlPiye0o4pJOLzCXYID7DK7Q9bhY8qWb1lw==",
-          "dev": true,
-          "requires": {
-            "any-promise": "1.3.0",
-            "eventemitter3": "3.1.2"
-          }
-        },
-        "web3-core-requestmanager": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-core-requestmanager/-/web3-core-requestmanager-1.2.6.tgz",
-          "integrity": "sha512-QU2cbsj9Dm0r6om40oSwk8Oqbp3wTa08tXuMpSmeOTkGZ3EMHJ1/4LiJ8shwg1AvPMrKVU0Nri6+uBNCdReZ+g==",
-          "dev": true,
-          "requires": {
-            "underscore": "1.9.1",
-            "web3-core-helpers": "1.2.6",
-            "web3-providers-http": "1.2.6",
-            "web3-providers-ipc": "1.2.6",
-            "web3-providers-ws": "1.2.6"
-          }
-        },
-        "web3-core-subscriptions": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-core-subscriptions/-/web3-core-subscriptions-1.2.6.tgz",
-          "integrity": "sha512-M0PzRrP2Ct13x3wPulFtc5kENH4UtnPxO9YxkfQlX2WRKENWjt4Rfq+BCVGYEk3rTutDfWrjfzjmqMRvXqEY5Q==",
-          "dev": true,
-          "requires": {
-            "eventemitter3": "3.1.2",
-            "underscore": "1.9.1",
-            "web3-core-helpers": "1.2.6"
-          }
-        },
-        "web3-eth": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-eth/-/web3-eth-1.2.6.tgz",
-          "integrity": "sha512-ROWlDPzh4QX6tlGGGlAK6X4kA2n0/cNj/4kb0nNVWkRouGmYO0R8k6s47YxYHvGiXt0s0++FUUv5vAbWovtUQw==",
-          "dev": true,
-          "requires": {
-            "underscore": "1.9.1",
-            "web3-core": "1.2.6",
-            "web3-core-helpers": "1.2.6",
-            "web3-core-method": "1.2.6",
-            "web3-core-subscriptions": "1.2.6",
-            "web3-eth-abi": "1.2.6",
-            "web3-eth-accounts": "1.2.6",
-            "web3-eth-contract": "1.2.6",
-            "web3-eth-ens": "1.2.6",
-            "web3-eth-iban": "1.2.6",
-            "web3-eth-personal": "1.2.6",
-            "web3-net": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-eth-abi": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-eth-abi/-/web3-eth-abi-1.2.6.tgz",
-          "integrity": "sha512-w9GAyyikn8nSifSDZxAvU9fxtQSX+W2xQWMmrtTXmBGCaE4/ywKOSPAO78gq8AoU4Wq5yqVGKZLLbfpt7/sHlA==",
-          "dev": true,
-          "requires": {
-            "ethers": "4.0.0-beta.3",
-            "underscore": "1.9.1",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-eth-accounts": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-eth-accounts/-/web3-eth-accounts-1.2.6.tgz",
-          "integrity": "sha512-cDVtonHRgzqi/ZHOOf8kfCQWFEipcfQNAMzXIaKZwc0UUD9mgSI5oJrN45a89Ze+E6Lz9m77cDG5Ax9zscSkcw==",
-          "dev": true,
-          "requires": {
-            "@web3-js/scrypt-shim": "^0.1.0",
-            "any-promise": "1.3.0",
-            "crypto-browserify": "3.12.0",
-            "eth-lib": "^0.2.8",
-            "ethereumjs-common": "^1.3.2",
-            "ethereumjs-tx": "^2.1.1",
-            "underscore": "1.9.1",
-            "uuid": "3.3.2",
-            "web3-core": "1.2.6",
-            "web3-core-helpers": "1.2.6",
-            "web3-core-method": "1.2.6",
-            "web3-utils": "1.2.6"
-          },
-          "dependencies": {
-            "bn.js": {
-              "version": "4.11.8",
-              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-              "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-              "dev": true
-            },
-            "eth-lib": {
-              "version": "0.2.8",
-              "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
-              "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
-              "dev": true,
-              "requires": {
-                "bn.js": "^4.11.6",
-                "elliptic": "^6.4.0",
-                "xhr-request-promise": "^0.1.2"
-              }
-            },
-            "uuid": {
-              "version": "3.3.2",
-              "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
-              "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==",
-              "dev": true
-            }
-          }
-        },
-        "web3-eth-contract": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-eth-contract/-/web3-eth-contract-1.2.6.tgz",
-          "integrity": "sha512-ak4xbHIhWgsbdPCkSN+HnQc1SH4c856y7Ly+S57J/DQVzhFZemK5HvWdpwadJrQTcHET3ZeId1vq3kmW7UYodw==",
-          "dev": true,
-          "requires": {
-            "@types/bn.js": "^4.11.4",
-            "underscore": "1.9.1",
-            "web3-core": "1.2.6",
-            "web3-core-helpers": "1.2.6",
-            "web3-core-method": "1.2.6",
-            "web3-core-promievent": "1.2.6",
-            "web3-core-subscriptions": "1.2.6",
-            "web3-eth-abi": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-eth-ens": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-eth-ens/-/web3-eth-ens-1.2.6.tgz",
-          "integrity": "sha512-8UEqt6fqR/dji/jBGPFAyBs16OJjwi0t2dPWXPyGXmty/fH+osnXwWXE4HRUyj4xuafiM5P1YkXMsPhKEadjiw==",
-          "dev": true,
-          "requires": {
-            "eth-ens-namehash": "2.0.8",
-            "underscore": "1.9.1",
-            "web3-core": "1.2.6",
-            "web3-core-helpers": "1.2.6",
-            "web3-core-promievent": "1.2.6",
-            "web3-eth-abi": "1.2.6",
-            "web3-eth-contract": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-eth-iban": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-eth-iban/-/web3-eth-iban-1.2.6.tgz",
-          "integrity": "sha512-TPMc3BW9Iso7H+9w+ytbqHK9wgOmtocyCD3PaAe5Eie50KQ/j7ThA60dGJnxItVo6yyRv5pZAYxPVob9x/fJlg==",
-          "dev": true,
-          "requires": {
-            "bn.js": "4.11.8",
-            "web3-utils": "1.2.6"
-          },
-          "dependencies": {
-            "bn.js": {
-              "version": "4.11.8",
-              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-              "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-              "dev": true
-            }
-          }
-        },
-        "web3-eth-personal": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-eth-personal/-/web3-eth-personal-1.2.6.tgz",
-          "integrity": "sha512-T2NUkh1plY8d7wePXSoHnaiKOd8dLNFaQfgBl9JHU6S7IJrG9jnYD9bVxLEgRUfHs9gKf9tQpDf7AcPFdq/A8g==",
-          "dev": true,
-          "requires": {
-            "@types/node": "^12.6.1",
-            "web3-core": "1.2.6",
-            "web3-core-helpers": "1.2.6",
-            "web3-core-method": "1.2.6",
-            "web3-net": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-net": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-net/-/web3-net-1.2.6.tgz",
-          "integrity": "sha512-hsNHAPddrhgjWLmbESW0KxJi2GnthPcow0Sqpnf4oB6+/+ZnQHU9OsIyHb83bnC1OmunrK2vf9Ye2mLPdFIu3A==",
-          "dev": true,
-          "requires": {
-            "web3-core": "1.2.6",
-            "web3-core-method": "1.2.6",
-            "web3-utils": "1.2.6"
-          }
-        },
-        "web3-providers-http": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-providers-http/-/web3-providers-http-1.2.6.tgz",
-          "integrity": "sha512-2+SaFCspb5f82QKuHB3nEPQOF9iSWxRf7c18fHtmnLNVkfG9SwLN1zh67bYn3tZGUdOI3gj8aX4Uhfpwx9Ezpw==",
-          "dev": true,
-          "requires": {
-            "web3-core-helpers": "1.2.6",
-            "xhr2-cookies": "1.1.0"
-          }
-        },
-        "web3-providers-ipc": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-providers-ipc/-/web3-providers-ipc-1.2.6.tgz",
-          "integrity": "sha512-b0Es+/GTZyk5FG3SgUDW+2/mBwJAXWt5LuppODptiOas8bB2khLjG6+Gm1K4uwOb+1NJGPt5mZZ8Wi7vibtQ+A==",
-          "dev": true,
-          "requires": {
-            "oboe": "2.1.4",
-            "underscore": "1.9.1",
-            "web3-core-helpers": "1.2.6"
-          }
-        },
-        "web3-providers-ws": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-providers-ws/-/web3-providers-ws-1.2.6.tgz",
-          "integrity": "sha512-20waSYX+gb5M5yKhug5FIwxBBvkKzlJH7sK6XEgdOx6BZ9YYamLmvg9wcRVtnSZO8hV/3cWenO/tRtTrHVvIgQ==",
-          "dev": true,
-          "requires": {
-            "@web3-js/websocket": "^1.0.29",
-            "underscore": "1.9.1",
-            "web3-core-helpers": "1.2.6"
-          }
-        },
-        "web3-shh": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-shh/-/web3-shh-1.2.6.tgz",
-          "integrity": "sha512-rouWyOOM6YMbLQd65grpj8BBezQfgNeRRX+cGyW4xsn6Xgu+B73Zvr6OtA/ftJwwa9bqHGpnLrrLMeWyy4YLUw==",
-          "dev": true,
-          "requires": {
-            "web3-core": "1.2.6",
-            "web3-core-method": "1.2.6",
-            "web3-core-subscriptions": "1.2.6",
-            "web3-net": "1.2.6"
-          }
-        },
-        "web3-utils": {
-          "version": "1.2.6",
-          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.2.6.tgz",
-          "integrity": "sha512-8/HnqG/l7dGmKMgEL9JeKPTtjScxOePTzopv5aaKFExPfaBrYRkgoMqhoowCiAl/s16QaTn4DoIF1QC4YsT7Mg==",
-          "dev": true,
-          "requires": {
-            "bn.js": "4.11.8",
-            "eth-lib": "0.2.7",
-            "ethereum-bloom-filters": "^1.0.6",
-            "ethjs-unit": "0.1.6",
-            "number-to-bn": "1.7.0",
-            "randombytes": "^2.1.0",
-            "underscore": "1.9.1",
-            "utf8": "3.0.0"
-          },
-          "dependencies": {
-            "bn.js": {
-              "version": "4.11.8",
-              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-              "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-              "dev": true
-            }
-          }
+        "js-sha3": {
+          "version": "0.8.0",
+          "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz",
+          "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q=="
+        }
+      }
+    },
+    "@ethersproject/logger": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/logger/-/logger-5.6.0.tgz",
+      "integrity": "sha512-BiBWllUROH9w+P21RzoxJKzqoqpkyM1pRnEKG69bulE9TSQD8SAIvTQqIMZmmCO8pUNkgLP1wndX1gKghSpBmg=="
+    },
+    "@ethersproject/networks": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/networks/-/networks-5.6.0.tgz",
+      "integrity": "sha512-DaVzgyThzHgSDLuURhvkp4oviGoGe9iTZW4jMEORHDRCgSZ9K9THGFKqL+qGXqPAYLEgZTf5z2w56mRrPR1MjQ==",
+      "requires": {
+        "@ethersproject/logger": "^5.6.0"
+      }
+    },
+    "@ethersproject/properties": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/properties/-/properties-5.6.0.tgz",
+      "integrity": "sha512-szoOkHskajKePTJSZ46uHUWWkbv7TzP2ypdEK6jGMqJaEt2sb0jCgfBo0gH0m2HBpRixMuJ6TBRaQCF7a9DoCg==",
+      "requires": {
+        "@ethersproject/logger": "^5.6.0"
+      }
+    },
+    "@ethersproject/rlp": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/rlp/-/rlp-5.6.0.tgz",
+      "integrity": "sha512-dz9WR1xpcTL+9DtOT/aDO+YyxSSdO8YIS0jyZwHHSlAmnxA6cKU3TrTd4Xc/bHayctxTgGLYNuVVoiXE4tTq1g==",
+      "requires": {
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0"
+      }
+    },
+    "@ethersproject/signing-key": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/signing-key/-/signing-key-5.6.0.tgz",
+      "integrity": "sha512-S+njkhowmLeUu/r7ir8n78OUKx63kBdMCPssePS89So1TH4hZqnWFsThEd/GiXYp9qMxVrydf7KdM9MTGPFukA==",
+      "requires": {
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "@ethersproject/properties": "^5.6.0",
+        "bn.js": "^4.11.9",
+        "elliptic": "6.5.4",
+        "hash.js": "1.1.7"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
+    "@ethersproject/strings": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/strings/-/strings-5.6.0.tgz",
+      "integrity": "sha512-uv10vTtLTZqrJuqBZR862ZQjTIa724wGPWQqZrofaPI/kUsf53TBG0I0D+hQ1qyNtllbNzaW+PDPHHUI6/65Mg==",
+      "requires": {
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/constants": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0"
+      }
+    },
+    "@ethersproject/transactions": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/transactions/-/transactions-5.6.0.tgz",
+      "integrity": "sha512-4HX+VOhNjXHZyGzER6E/LVI2i6lf9ejYeWD6l4g50AdmimyuStKc39kvKf1bXWQMg7QNVh+uC7dYwtaZ02IXeg==",
+      "requires": {
+        "@ethersproject/address": "^5.6.0",
+        "@ethersproject/bignumber": "^5.6.0",
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/constants": "^5.6.0",
+        "@ethersproject/keccak256": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "@ethersproject/properties": "^5.6.0",
+        "@ethersproject/rlp": "^5.6.0",
+        "@ethersproject/signing-key": "^5.6.0"
+      }
+    },
+    "@ethersproject/web": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/web/-/web-5.6.0.tgz",
+      "integrity": "sha512-G/XHj0hV1FxI2teHRfCGvfBUHFmU+YOSbCxlAMqJklxSa7QMiHFQfAxvwY2PFqgvdkxEKwRNr/eCjfAPEm2Ctg==",
+      "requires": {
+        "@ethersproject/base64": "^5.6.0",
+        "@ethersproject/bytes": "^5.6.0",
+        "@ethersproject/logger": "^5.6.0",
+        "@ethersproject/properties": "^5.6.0",
+        "@ethersproject/strings": "^5.6.0"
+      }
+    },
     "@nodelib/fs.scandir": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz",
@@ -558,41 +289,143 @@
       }
     },
     "@truffle/blockchain-utils": {
-      "version": "0.0.18",
-      "resolved": "https://registry.npmjs.org/@truffle/blockchain-utils/-/blockchain-utils-0.0.18.tgz",
-      "integrity": "sha512-XnRu5p1QO9krJizOeBY5WfzPDvEOmCnOT5u6qF8uN3Kkq9vcH3ZqW4XTuzz9ERZNpZfWb3UJx4PUosgeHLs5vw==",
+      "version": "0.0.20",
+      "resolved": "https://registry.npmjs.org/@truffle/blockchain-utils/-/blockchain-utils-0.0.20.tgz",
+      "integrity": "sha512-BZY31tWdmf7QFc9ejzsqJ3zSsjIrJyiAYdjJfRBt1JFG/VBmYer4QiZgMQjlVE/1gB/RZAy2XOA91XlxkyfEMw==",
       "requires": {
-        "source-map-support": "^0.5.16"
+        "source-map-support": "^0.5.19"
+      },
+      "dependencies": {
+        "source-map-support": {
+          "version": "0.5.21",
+          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+          "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
+          "requires": {
+            "buffer-from": "^1.0.0",
+            "source-map": "^0.6.0"
+          }
+        }
+      }
+    },
+    "@truffle/codec": {
+      "version": "0.7.1",
+      "resolved": "https://registry.npmjs.org/@truffle/codec/-/codec-0.7.1.tgz",
+      "integrity": "sha512-mNd6KnW6J0UB1zafGBXDlTEbCMvWpmPAJmzv7aF/nAIaN/F8UePSCiQ1OTQP39Rprj6GFiCCaWVnBAwum6UGSg==",
+      "requires": {
+        "big.js": "^5.2.2",
+        "bn.js": "^4.11.8",
+        "borc": "^2.1.2",
+        "debug": "^4.1.0",
+        "lodash.clonedeep": "^4.5.0",
+        "lodash.escaperegexp": "^4.1.2",
+        "lodash.partition": "^4.6.0",
+        "lodash.sum": "^4.0.2",
+        "semver": "^6.3.0",
+        "source-map-support": "^0.5.19",
+        "utf8": "^3.0.0",
+        "web3-utils": "1.2.9"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "source-map-support": {
+          "version": "0.5.21",
+          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+          "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
+          "requires": {
+            "buffer-from": "^1.0.0",
+            "source-map": "^0.6.0"
+          }
+        },
+        "web3-utils": {
+          "version": "1.2.9",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.2.9.tgz",
+          "integrity": "sha512-9hcpuis3n/LxFzEVjwnVgvJzTirS2S9/MiNAa7l4WOEoywY+BSNwnRX4MuHnjkh9NY25B6QOjuNG6FNnSjTw1w==",
+          "requires": {
+            "bn.js": "4.11.8",
+            "eth-lib": "0.2.7",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.9.1",
+            "utf8": "3.0.0"
+          },
+          "dependencies": {
+            "bn.js": {
+              "version": "4.11.8",
+              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
+              "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+            }
+          }
+        }
       }
     },
     "@truffle/contract": {
-      "version": "4.1.15",
-      "resolved": "https://registry.npmjs.org/@truffle/contract/-/contract-4.1.15.tgz",
-      "integrity": "sha512-3LHxoVYBziLguvPq6u0VdZsc1l2OIXjDuVGJDYdddfKuDNX/2NuH1JYRP2FM0PA8OYBuGyFolmlldPWRzuucng==",
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/@truffle/contract/-/contract-4.2.6.tgz",
+      "integrity": "sha512-x+XV7/JBAFiLCdw7YR90qRTu5Y9AprPQES9hNwr2n9RO/o7on+ZUeD4CG3BsKDchO2aRnUfkc4R5byJiJ/sXBw==",
       "requires": {
-        "@truffle/blockchain-utils": "^0.0.18",
-        "@truffle/contract-schema": "^3.0.23",
+        "@truffle/blockchain-utils": "^0.0.20",
+        "@truffle/contract-schema": "^3.2.0",
+        "@truffle/debug-utils": "^4.1.4",
         "@truffle/error": "^0.0.8",
-        "@truffle/interface-adapter": "^0.4.6",
+        "@truffle/interface-adapter": "^0.4.8",
         "bignumber.js": "^7.2.1",
         "ethereum-ens": "^0.8.0",
         "ethers": "^4.0.0-beta.1",
-        "exorcist": "^1.0.1",
-        "source-map-support": "^0.5.16",
+        "source-map-support": "^0.5.19",
         "web3": "1.2.1",
+        "web3-core-helpers": "1.2.1",
         "web3-core-promievent": "1.2.1",
         "web3-eth-abi": "1.2.1",
         "web3-utils": "1.2.1"
+      },
+      "dependencies": {
+        "source-map-support": {
+          "version": "0.5.21",
+          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+          "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
+          "requires": {
+            "buffer-from": "^1.0.0",
+            "source-map": "^0.6.0"
+          }
+        }
       }
     },
     "@truffle/contract-schema": {
-      "version": "3.0.23",
-      "resolved": "https://registry.npmjs.org/@truffle/contract-schema/-/contract-schema-3.0.23.tgz",
-      "integrity": "sha512-N4CaTMcZhOC44Vl6k2r/eua+ojUswl6mNlkVTVYMvWjfKa8GHKKClsZfkGO72aBrBzoTFsM6D75LvQIIRBy3fg==",
+      "version": "3.4.6",
+      "resolved": "https://registry.npmjs.org/@truffle/contract-schema/-/contract-schema-3.4.6.tgz",
+      "integrity": "sha512-YzVAoPxEnM7pz7vLrQvtgtnpIwERrZcbYRjRTEJP8Y7rxudYDYaZ8PwjHD3j0SQxE6Y0WquDi3PtbfgZB9BwYQ==",
       "requires": {
         "ajv": "^6.10.0",
-        "crypto-js": "^3.1.9-1",
-        "debug": "^4.1.0"
+        "debug": "^4.3.1"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "requires": {
+            "ms": "2.1.2"
+          }
+        }
+      }
+    },
+    "@truffle/debug-utils": {
+      "version": "4.2.14",
+      "resolved": "https://registry.npmjs.org/@truffle/debug-utils/-/debug-utils-4.2.14.tgz",
+      "integrity": "sha512-g5UTX2DPTzrjRjBJkviGI2IrQRTTSvqjmNWCNZNXP+vgQKNxL9maLZhQ6oA3BuuByVW/kusgYeXt8+W1zynC8g==",
+      "requires": {
+        "@truffle/codec": "^0.7.1",
+        "@trufflesuite/chromafi": "^2.2.1",
+        "chalk": "^2.4.2",
+        "debug": "^4.1.0",
+        "highlight.js": "^9.15.8",
+        "highlightjs-solidity": "^1.0.18"
       }
     },
     "@truffle/error": {
@@ -601,20 +434,123 @@
       "integrity": "sha512-x55rtRuNfRO1azmZ30iR0pf0OJ6flQqbax1hJz+Avk1K5fdmOv5cr22s9qFnwTWnS6Bw0jvJEoR0ITsM7cPKtQ=="
     },
     "@truffle/interface-adapter": {
-      "version": "0.4.6",
-      "resolved": "https://registry.npmjs.org/@truffle/interface-adapter/-/interface-adapter-0.4.6.tgz",
-      "integrity": "sha512-FZAUb7tx/7VbxpAbo70+K2v22j1O7y4BwhWypRwYpf1YbE2C1OCo/L8zInaW5LfzRd2BEsfb2GjUgbK9VaFrDA==",
+      "version": "0.4.24",
+      "resolved": "https://registry.npmjs.org/@truffle/interface-adapter/-/interface-adapter-0.4.24.tgz",
+      "integrity": "sha512-2Zho4dJbm/XGwNleY7FdxcjXiAR3SzdGklgrAW4N/YVmltaJv6bT56ACIbPNN6AdzkTSTO65OlsB/63sfSa/VA==",
       "requires": {
-        "bn.js": "^4.11.8",
+        "bn.js": "^5.1.3",
         "ethers": "^4.0.32",
-        "source-map-support": "^0.5.16",
-        "web3": "1.2.1"
+        "web3": "1.3.6"
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-5.2.0.tgz",
+          "integrity": "sha512-D7iWRBvnZE8ecXiLj/9wbxH7Tk79fAh8IHaTNq1RWRixsS02W+5qS+iE9yq6RYl0asXx5tw0bLhmT5pIfbSquw=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          },
+          "dependencies": {
+            "bn.js": {
+              "version": "4.12.0",
+              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+              "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+            }
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3/-/web3-1.3.6.tgz",
+          "integrity": "sha512-jEpPhnL6GDteifdVh7ulzlPrtVQeA30V9vnki9liYlUvLV82ZM7BNOQJiuzlDePuE+jZETZSP/0G/JlUVt6pOA==",
+          "requires": {
+            "web3-bzz": "1.3.6",
+            "web3-core": "1.3.6",
+            "web3-eth": "1.3.6",
+            "web3-eth-personal": "1.3.6",
+            "web3-net": "1.3.6",
+            "web3-shh": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          },
+          "dependencies": {
+            "bn.js": {
+              "version": "4.12.0",
+              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+              "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+            }
+          }
+        }
+      }
+    },
+    "@trufflesuite/chromafi": {
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/@trufflesuite/chromafi/-/chromafi-2.2.2.tgz",
+      "integrity": "sha512-mItQwVBsb8qP/vaYHQ1kDt2vJLhjoEXJptT6y6fJGvFophMFhOI/NsTVUa0nJL1nyMeFiS6hSYuNVdpQZzB1gA==",
+      "requires": {
+        "ansi-mark": "^1.0.0",
+        "ansi-regex": "^3.0.0",
+        "array-uniq": "^1.0.3",
+        "camelcase": "^4.1.0",
+        "chalk": "^2.3.2",
+        "cheerio": "^1.0.0-rc.2",
+        "detect-indent": "^5.0.0",
+        "he": "^1.1.1",
+        "highlight.js": "^10.4.1",
+        "lodash.merge": "^4.6.2",
+        "min-indent": "^1.0.0",
+        "strip-ansi": "^4.0.0",
+        "strip-indent": "^2.0.0",
+        "super-split": "^1.1.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+        },
+        "camelcase": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz",
+          "integrity": "sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0="
+        },
+        "highlight.js": {
+          "version": "10.7.3",
+          "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.7.3.tgz",
+          "integrity": "sha512-tzcUFauisWKNHaRkN4Wjl/ZA07gENAjFl3J/c480dprkGTg5EQstgaNFqBfUqCq54kZRIEcreTsAgF/m2quD7A=="
+        },
+        "strip-ansi": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
+          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "requires": {
+            "ansi-regex": "^3.0.0"
+          }
         }
       }
     },
@@ -728,67 +664,19 @@
       },
       "dependencies": {
         "semver": {
-          "version": "6.3.0",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
-          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
-        }
-      }
-    },
-    "@web3-js/scrypt-shim": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/@web3-js/scrypt-shim/-/scrypt-shim-0.1.0.tgz",
-      "integrity": "sha512-ZtZeWCc/s0nMcdx/+rZwY1EcuRdemOK9ag21ty9UsHkFxsNb/AaoucUz0iPuyGe0Ku+PFuRmWZG7Z7462p9xPw==",
-      "dev": true,
-      "requires": {
-        "scryptsy": "^2.1.0",
-        "semver": "^6.3.0"
-      },
-      "dependencies": {
-        "semver": {
-          "version": "6.3.0",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
-          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==",
-          "dev": true
-        }
-      }
-    },
-    "@web3-js/websocket": {
-      "version": "1.0.30",
-      "resolved": "https://registry.npmjs.org/@web3-js/websocket/-/websocket-1.0.30.tgz",
-      "integrity": "sha512-fDwrD47MiDrzcJdSeTLF75aCcxVVt8B1N74rA+vh2XCAvFy4tEWJjtnUtj2QG7/zlQ6g9cQ88bZFBxwd9/FmtA==",
-      "dev": true,
-      "requires": {
-        "debug": "^2.2.0",
-        "es5-ext": "^0.10.50",
-        "nan": "^2.14.0",
-        "typedarray-to-buffer": "^3.1.5",
-        "yaeti": "^0.0.6"
-      },
-      "dependencies": {
-        "debug": {
-          "version": "2.6.9",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-          "dev": true,
-          "requires": {
-            "ms": "2.0.0"
-          }
-        },
-        "ms": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
-          "dev": true
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
         }
       }
     },
     "accepts": {
-      "version": "1.3.7",
-      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
-      "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==",
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz",
+      "integrity": "sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==",
       "requires": {
-        "mime-types": "~2.1.24",
-        "negotiator": "0.6.2"
+        "mime-types": "~2.1.34",
+        "negotiator": "0.6.3"
       }
     },
     "acorn": {
@@ -839,6 +727,33 @@
       "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.2.0.tgz",
       "integrity": "sha512-cBhpre4ma+U0T1oM5fXg7Dy1Jw7zzwv7lt/GoCpr+hDQJoYnKVPLL4dCvSEFMmQurOQvSrwT7SL/DAlhBI97RQ=="
     },
+    "ansi-mark": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/ansi-mark/-/ansi-mark-1.0.4.tgz",
+      "integrity": "sha1-HNS6jVfxXxCdaq9uycqXhsik7mw=",
+      "requires": {
+        "ansi-regex": "^3.0.0",
+        "array-uniq": "^1.0.3",
+        "chalk": "^2.3.2",
+        "strip-ansi": "^4.0.0",
+        "super-split": "^1.1.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+        },
+        "strip-ansi": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
+          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "requires": {
+            "ansi-regex": "^3.0.0"
+          }
+        }
+      }
+    },
     "ansi-regex": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
@@ -897,28 +812,34 @@
       "resolved": "https://registry.npmjs.org/array-union/-/array-union-2.1.0.tgz",
       "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw=="
     },
+    "array-uniq": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
+      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY="
+    },
     "asn1": {
-      "version": "0.2.4",
-      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
-      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "version": "0.2.6",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz",
+      "integrity": "sha512-ix/FxPn0MDjeyJ7i/yoHGFt/EX6LyNbxSEhPPXODPL+KB0VPk86UYfL0lMdy+KCnv+fmvIzySwaK5COwqVbWTQ==",
       "requires": {
         "safer-buffer": "~2.1.0"
       }
     },
     "asn1.js": {
-      "version": "4.10.1",
-      "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.10.1.tgz",
-      "integrity": "sha512-p32cOF5q0Zqs9uBiONKYLm6BClCoBCM5O9JfeUSlnQLBTxYdTK+pW+nXflm8UkKd2UYlEbYz5qEi0JuZR9ckSw==",
+      "version": "5.4.1",
+      "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-5.4.1.tgz",
+      "integrity": "sha512-+I//4cYPccV8LdmBLiX8CYvf9Sp3vQsrqu2QNXRcrbiWvcx/UdlFiqUJJzxRQxgsZmvhXhn4cSKeSmoFjVdupA==",
       "requires": {
         "bn.js": "^4.0.0",
         "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0"
+        "minimalistic-assert": "^1.0.0",
+        "safer-buffer": "^2.1.0"
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
@@ -948,15 +869,20 @@
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
       "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
     },
+    "available-typed-arrays": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.5.tgz",
+      "integrity": "sha512-DMD0KiN46eipeziST1LPP/STfDU0sufISXmjSgvVsoU2tqxctQeASejWcfNtxYKqETM1UxQ8sp2OrSBWpHY6sw=="
+    },
     "aws-sign2": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
       "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
     },
     "aws4": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.9.1.tgz",
-      "integrity": "sha512-wMHVg2EOHaMRxbzgFJ9gtjOOCrI80OHLG14rxi28XwOW8ux6IiEbRCGGGqCtdAIg4FQCbW20k9RsT4y3gJlFug=="
+      "version": "1.11.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.11.0.tgz",
+      "integrity": "sha512-xh1Rl34h6Fi1DC2WWKfxUTVqRsNnr6LsKz2+hfwDxQJWmrx8+c7ylaqBMcHfl1U1r2dsifOvKX3LQuLNZ+XSvA=="
     },
     "babel-runtime": {
       "version": "6.26.0",
@@ -972,10 +898,18 @@
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
       "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
     },
+    "base-x": {
+      "version": "3.0.9",
+      "resolved": "https://registry.npmjs.org/base-x/-/base-x-3.0.9.tgz",
+      "integrity": "sha512-H7JU6iBHTal1gp56aKoaa//YUxEaAOUiydvrV/pILqIHXTtqxSkATOnDA2u+jZ/61sD+L/412+7kzXRtWukhpQ==",
+      "requires": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
     "base64-js": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.1.tgz",
-      "integrity": "sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g=="
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
+      "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA=="
     },
     "bcrypt-pbkdf": {
       "version": "1.0.2",
@@ -985,6 +919,11 @@
         "tweetnacl": "^0.14.3"
       }
     },
+    "big.js": {
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
+      "integrity": "sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ=="
+    },
     "bignumber.js": {
       "version": "7.2.1",
       "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-7.2.1.tgz",
@@ -994,7 +933,6 @@
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
       "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
-      "dev": true,
       "requires": {
         "file-uri-to-path": "1.0.0"
       }
@@ -1003,18 +941,55 @@
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/bip66/-/bip66-1.1.5.tgz",
       "integrity": "sha1-AfqHSHhcpwlV1QESF9GzE5lpyiI=",
-      "dev": true,
       "requires": {
         "safe-buffer": "^5.0.1"
       }
     },
     "bl": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/bl/-/bl-1.2.2.tgz",
-      "integrity": "sha512-e8tQYnZodmebYDWGH7KMRvtzKXaJHx3BbilrgZCfvyLUYdKpK1t5PSPmpkny/SgiTSCnjfLW7v5rlONXVFkQEA==",
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/bl/-/bl-1.2.3.tgz",
+      "integrity": "sha512-pvcNpa0UU69UT341rO6AYy4FVAIkUHuZXRIWbq+zHnsVcRzDDjIAhGuuYoi0d//cwIwtt4pkpKycWEfjdV+vww==",
       "requires": {
         "readable-stream": "^2.3.5",
         "safe-buffer": "^5.1.1"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "2.3.7",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+          "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          },
+          "dependencies": {
+            "safe-buffer": {
+              "version": "5.1.2",
+              "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+              "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+            }
+          }
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+          "requires": {
+            "safe-buffer": "~5.1.0"
+          },
+          "dependencies": {
+            "safe-buffer": {
+              "version": "5.1.2",
+              "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+              "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+            }
+          }
+        }
       }
     },
     "bluebird": {
@@ -1028,20 +1003,20 @@
       "integrity": "sha512-IUTD/REb78Z2eodka1QZyyEk66pciRcP6Sroka0aI3tG/iwIdYLrBD62RsubR7vqdt3WyX8p4jxeatzmRSphtA=="
     },
     "body-parser": {
-      "version": "1.19.0",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.19.0.tgz",
-      "integrity": "sha512-dhEPs72UPbDnAQJ9ZKMNTP6ptJaionhP5cBb541nXPlW60Jepo9RV/a4fX4XWW9CuFNK22krhrj1+rgzifNCsw==",
+      "version": "1.19.2",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.19.2.tgz",
+      "integrity": "sha512-SAAwOxgoCKMGs9uUAUFHygfLAyaniaoun6I8mFY9pRAJL9+Kec34aU+oIjDhTycub1jozEfEwx1W1IuOYxVSFw==",
       "requires": {
-        "bytes": "3.1.0",
+        "bytes": "3.1.2",
         "content-type": "~1.0.4",
         "debug": "2.6.9",
         "depd": "~1.1.2",
-        "http-errors": "1.7.2",
+        "http-errors": "1.8.1",
         "iconv-lite": "0.4.24",
         "on-finished": "~2.3.0",
-        "qs": "6.7.0",
-        "raw-body": "2.4.0",
-        "type-is": "~1.6.17"
+        "qs": "6.9.7",
+        "raw-body": "2.4.3",
+        "type-is": "~1.6.18"
       },
       "dependencies": {
         "debug": {
@@ -1059,6 +1034,32 @@
         }
       }
     },
+    "boolbase": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/boolbase/-/boolbase-1.0.0.tgz",
+      "integrity": "sha1-aN/1++YMUes3cl6p4+0xDcwed24="
+    },
+    "borc": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/borc/-/borc-2.1.2.tgz",
+      "integrity": "sha512-Sy9eoUi4OiKzq7VovMn246iTo17kzuyHJKomCfpWMlI6RpfN1gk95w7d7gH264nApVLg0HZfcpz62/g4VH1Y4w==",
+      "requires": {
+        "bignumber.js": "^9.0.0",
+        "buffer": "^5.5.0",
+        "commander": "^2.15.0",
+        "ieee754": "^1.1.13",
+        "iso-url": "~0.4.7",
+        "json-text-sequence": "~0.1.0",
+        "readable-stream": "^3.6.0"
+      },
+      "dependencies": {
+        "bignumber.js": {
+          "version": "9.0.2",
+          "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-9.0.2.tgz",
+          "integrity": "sha512-GAcQvbpsM0pUb0zw1EI0KhQEZ+lRwR5fYaAp3vPOYuP7aDvGy6cVN6XHLauvF8SOga2y0dcLcjt3iQDTSEliyw=="
+        }
+      }
+    },
     "brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -1121,49 +1122,37 @@
       }
     },
     "browserify-rsa": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.0.1.tgz",
-      "integrity": "sha1-IeCr+vbyApzy+vsTNWenAdQTVSQ=",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.1.0.tgz",
+      "integrity": "sha512-AdEER0Hkspgno2aR97SAf6vi0y0k8NuOpGnVH3O99rcA5Q6sh8QxcngtHuJ6uXwnfAXNM4Gn1Gb7/MV1+Ymbog==",
       "requires": {
-        "bn.js": "^4.1.0",
+        "bn.js": "^5.0.0",
         "randombytes": "^2.0.1"
-      },
-      "dependencies": {
-        "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
-        }
       }
     },
     "browserify-sign": {
-      "version": "4.0.4",
-      "resolved": "https://registry.npmjs.org/browserify-sign/-/browserify-sign-4.0.4.tgz",
-      "integrity": "sha1-qk62jl17ZYuqa/alfmMMvXqT0pg=",
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/browserify-sign/-/browserify-sign-4.2.1.tgz",
+      "integrity": "sha512-/vrA5fguVAKKAVTNJjgSm1tRQDHUU6DbwO9IROu/0WAzC8PKhucDSh18J0RMvVeHAn5puMd+QHC2erPRNf8lmg==",
       "requires": {
-        "bn.js": "^4.1.1",
-        "browserify-rsa": "^4.0.0",
-        "create-hash": "^1.1.0",
-        "create-hmac": "^1.1.2",
-        "elliptic": "^6.0.0",
-        "inherits": "^2.0.1",
-        "parse-asn1": "^5.0.0"
-      },
-      "dependencies": {
-        "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
-        }
+        "bn.js": "^5.1.1",
+        "browserify-rsa": "^4.0.1",
+        "create-hash": "^1.2.0",
+        "create-hmac": "^1.1.7",
+        "elliptic": "^6.5.3",
+        "inherits": "^2.0.4",
+        "parse-asn1": "^5.1.5",
+        "readable-stream": "^3.6.0",
+        "safe-buffer": "^5.2.0"
       }
     },
     "buffer": {
-      "version": "5.5.0",
-      "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.5.0.tgz",
-      "integrity": "sha512-9FTEDjLjwoAkEwyMGDjYJQN2gfRgOKBKRfiglhvibGbpeeU/pQn1bJxQqm32OD/AIeEuHxU9roxXxg34Byp/Ww==",
+      "version": "5.7.1",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
+      "integrity": "sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==",
       "requires": {
-        "base64-js": "^1.0.2",
-        "ieee754": "^1.1.4"
+        "base64-js": "^1.3.1",
+        "ieee754": "^1.1.13"
       }
     },
     "buffer-alloc": {
@@ -1205,10 +1194,18 @@
       "resolved": "https://registry.npmjs.org/buffer-xor/-/buffer-xor-1.0.3.tgz",
       "integrity": "sha1-JuYe0UIvtw3ULm42cp7VHYVf6Nk="
     },
+    "bufferutil": {
+      "version": "4.0.6",
+      "resolved": "https://registry.npmjs.org/bufferutil/-/bufferutil-4.0.6.tgz",
+      "integrity": "sha512-jduaYOYtnio4aIAyc6UbvPCVcgq7nYpVnucyxr6eCYg/Woad9Hf/oxxBRDnGGjPfjUm6j5O/uBWhIu4iLebFaw==",
+      "requires": {
+        "node-gyp-build": "^4.3.0"
+      }
+    },
     "bytes": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
-      "integrity": "sha512-zauLjrfCG+xvoyaqLoV8bLVXXNGC4JqlxFCutSDWA6fJrTo2ZuvLYTqZ7aHBLZSMOopbzwv8f+wZcVzfVTI2Dg=="
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
+      "integrity": "sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg=="
     },
     "cacheable-request": {
       "version": "6.1.0",
@@ -1225,9 +1222,9 @@
       },
       "dependencies": {
         "get-stream": {
-          "version": "5.1.0",
-          "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-5.1.0.tgz",
-          "integrity": "sha512-EXr1FOzrzTfGeL0gQdeFEvOMm2mzMOglyiOXSTpPC+iAjAKftbr3jpCMWynogwYnM+eSj9sHGc6wjIcDvYiygw==",
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-5.2.0.tgz",
+          "integrity": "sha512-nBF+F1rAZVCu/p7rjzgA+Yb4lfYXrpl7a6VmJrU8wF9I1CKvP/QwPNZHnOlwbTkY6dvtFIzFMSyQXbLoTQPRpA==",
           "requires": {
             "pump": "^3.0.0"
           }
@@ -1239,6 +1236,15 @@
         }
       }
     },
+    "call-bind": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
+      "integrity": "sha512-7O+FbCihrB5WGbFYesctwmTKae6rOiIzmz1icreWJ+0aA7LJfuqhEso2T9ncpcFtzMQtzXf2QGGueWJGTYsqrA==",
+      "requires": {
+        "function-bind": "^1.1.1",
+        "get-intrinsic": "^1.0.2"
+      }
+    },
     "caller-callsite": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/caller-callsite/-/caller-callsite-2.0.0.tgz",
@@ -1305,11 +1311,67 @@
       "resolved": "https://registry.npmjs.org/check-error/-/check-error-1.0.2.tgz",
       "integrity": "sha1-V00xLt2Iu13YkS6Sht1sCu1KrII="
     },
+    "cheerio": {
+      "version": "1.0.0-rc.10",
+      "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-1.0.0-rc.10.tgz",
+      "integrity": "sha512-g0J0q/O6mW8z5zxQ3A8E8J1hUgp4SMOvEoW/x84OwyHKe/Zccz83PVT4y5Crcr530FV6NgmKI1qvGTKVl9XXVw==",
+      "requires": {
+        "cheerio-select": "^1.5.0",
+        "dom-serializer": "^1.3.2",
+        "domhandler": "^4.2.0",
+        "htmlparser2": "^6.1.0",
+        "parse5": "^6.0.1",
+        "parse5-htmlparser2-tree-adapter": "^6.0.1",
+        "tslib": "^2.2.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "2.3.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.3.1.tgz",
+          "integrity": "sha512-77EbyPPpMz+FRFRuAFlWMtmgUWGe9UOG2Z25NqCwiIjRhOf5iKGuzSe5P2w1laq+FkRy4p+PCuVkJSGkzTEKVw=="
+        }
+      }
+    },
+    "cheerio-select": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/cheerio-select/-/cheerio-select-1.5.0.tgz",
+      "integrity": "sha512-qocaHPv5ypefh6YNxvnbABM07KMxExbtbfuJoIie3iZXX1ERwYmJcIiRrr9H05ucQP1k28dav8rpdDgjQd8drg==",
+      "requires": {
+        "css-select": "^4.1.3",
+        "css-what": "^5.0.1",
+        "domelementtype": "^2.2.0",
+        "domhandler": "^4.2.0",
+        "domutils": "^2.7.0"
+      }
+    },
     "chownr": {
       "version": "1.1.4",
       "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
       "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg=="
     },
+    "cids": {
+      "version": "0.7.5",
+      "resolved": "https://registry.npmjs.org/cids/-/cids-0.7.5.tgz",
+      "integrity": "sha512-zT7mPeghoWAu+ppn8+BS1tQ5qGmbMfB4AregnQjA/qHY3GC1m1ptI9GkWNlgeu38r7CuRdXB47uY2XgAYt6QVA==",
+      "requires": {
+        "buffer": "^5.5.0",
+        "class-is": "^1.1.0",
+        "multibase": "~0.6.0",
+        "multicodec": "^1.0.0",
+        "multihashes": "~0.4.15"
+      },
+      "dependencies": {
+        "multicodec": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/multicodec/-/multicodec-1.0.4.tgz",
+          "integrity": "sha512-NDd7FeS3QamVtbgfvu5h7fd1IlbaC4EQ0/pgU4zqE2vdHCmBGsUa0TiM8/TdSeG6BMPC92OOCf8F1ocE/Wkrrg==",
+          "requires": {
+            "buffer": "^5.6.0",
+            "varint": "^5.0.0"
+          }
+        }
+      }
+    },
     "cipher-base": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/cipher-base/-/cipher-base-1.0.4.tgz",
@@ -1319,6 +1381,11 @@
         "safe-buffer": "^5.0.1"
       }
     },
+    "class-is": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/class-is/-/class-is-1.1.0.tgz",
+      "integrity": "sha512-rhjH9AG1fvabIDoGRVH587413LPjTZgmDF9fOFCbFJQV4yuocX1mHxxvXI4g3cGwbVY9wAYIoKlg1N79frJKQw=="
+    },
     "clean-stack": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/clean-stack/-/clean-stack-2.2.0.tgz",
@@ -1444,12 +1511,9 @@
       }
     },
     "commander": {
-      "version": "2.8.1",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
-      "integrity": "sha1-Br42f+v9oMMwqh4qBy09yXYkJdQ=",
-      "requires": {
-        "graceful-readlink": ">= 1.0.0"
-      }
+      "version": "2.20.3",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ=="
     },
     "concat-map": {
       "version": "0.0.1",
@@ -1457,18 +1521,21 @@
       "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
     "content-disposition": {
-      "version": "0.5.3",
-      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.3.tgz",
-      "integrity": "sha512-ExO0774ikEObIAEV9kDo50o+79VCUdEB6n6lzKgGwupcVeRlhrj3qGAfwq8G6uBJjkqLrhT0qEYFcWng8z1z0g==",
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
+      "integrity": "sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==",
       "requires": {
-        "safe-buffer": "5.1.2"
-      },
-      "dependencies": {
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-        }
+        "safe-buffer": "5.2.1"
+      }
+    },
+    "content-hash": {
+      "version": "2.5.2",
+      "resolved": "https://registry.npmjs.org/content-hash/-/content-hash-2.5.2.tgz",
+      "integrity": "sha512-FvIQKy0S1JaWV10sMsA7TRx8bpU+pqPkhbsfvOJAdjRXvYxEckAwQWGwtRjiaJfh+E0DvcWUGqcdjwMGFjsSdw==",
+      "requires": {
+        "cids": "^0.7.1",
+        "multicodec": "^0.5.5",
+        "multihashes": "^0.4.15"
       }
     },
     "content-type": {
@@ -1476,25 +1543,10 @@
       "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
       "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA=="
     },
-    "convert-source-map": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.7.0.tgz",
-      "integrity": "sha512-4FJkXzKXEDB1snCFZlLP4gpC3JILicCpGbzG9f9G7tGqGCzETQ2hWPrcinA9oU4wtf2biUaEH5065UnMeR33oA==",
-      "requires": {
-        "safe-buffer": "~5.1.1"
-      },
-      "dependencies": {
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-        }
-      }
-    },
     "cookie": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.0.tgz",
-      "integrity": "sha512-+Hp8fLp57wnUSt0tY0tHEXh4voZRDnoIrZPqlo3DPiI4y9lwg/jqx+1Om94/W6ZaPDOUbnjOt/99w66zk+l1Xg=="
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.2.tgz",
+      "integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA=="
     },
     "cookie-signature": {
       "version": "1.0.6",
@@ -1502,9 +1554,9 @@
       "integrity": "sha1-4wOogrNCzD7oylE6eZmXNNqzriw="
     },
     "cookiejar": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/cookiejar/-/cookiejar-2.1.2.tgz",
-      "integrity": "sha512-Mw+adcfzPxcPeI+0WlvRrr/3lGVO0bD75SxX6811cxSh1Wbxx7xZBGK1eVtDf6si8rg2lhnUjsVLMFMfbRIuwA=="
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/cookiejar/-/cookiejar-2.1.3.tgz",
+      "integrity": "sha512-JxbCBUdrfr6AQjOXrxoTvAMJO4HBTUIlBzslcJPAz+/KT8yk53fXun51u+RenNYvad/+Vc2DIz5o9UxlCDymFQ=="
     },
     "core-js": {
       "version": "2.6.11",
@@ -1537,18 +1589,18 @@
       }
     },
     "create-ecdh": {
-      "version": "4.0.3",
-      "resolved": "https://registry.npmjs.org/create-ecdh/-/create-ecdh-4.0.3.tgz",
-      "integrity": "sha512-GbEHQPMOswGpKXM9kCWVrremUcBmjteUaQ01T9rkKCPDXfUHX0IoP9LpHYo2NPFampa4e+/pFDc3jQdxrxQLaw==",
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/create-ecdh/-/create-ecdh-4.0.4.tgz",
+      "integrity": "sha512-mf+TCx8wWc9VpuxfP2ht0iSISLZnt0JgWlrOKZiNqyUZWnjIaCIVNQArMHnCZKfEYRg6IM7A+NeJoN8gf/Ws0A==",
       "requires": {
         "bn.js": "^4.1.0",
-        "elliptic": "^6.0.0"
+        "elliptic": "^6.5.3"
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
@@ -1605,10 +1657,22 @@
         "randomfill": "^1.0.3"
       }
     },
-    "crypto-js": {
-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-3.3.0.tgz",
-      "integrity": "sha512-DIT51nX0dCfKltpRiXV+/TVZq+Qq2NgF4644+K7Ttnla7zEzqc+kjJyiB96BHNyUTBxyjzRcZYpUdZa+QAqi6Q=="
+    "css-select": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/css-select/-/css-select-4.2.1.tgz",
+      "integrity": "sha512-/aUslKhzkTNCQUB2qTX84lVmfia9NyjP3WpDGtj/WxhwBzWBYUV3DgUpurHTme8UTPcPlAD1DJ+b0nN/t50zDQ==",
+      "requires": {
+        "boolbase": "^1.0.0",
+        "css-what": "^5.1.0",
+        "domhandler": "^4.3.0",
+        "domutils": "^2.8.0",
+        "nth-check": "^2.0.1"
+      }
+    },
+    "css-what": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/css-what/-/css-what-5.1.0.tgz",
+      "integrity": "sha512-arSMRWIIFY0hV8pIxZMEfmMI47Wj3R/aWpZDDxWYCPEiOMv6tfOrnpDtgxBYPEQD4V0Y/958+1TdC3iWTFcUPw=="
     },
     "d": {
       "version": "1.0.1",
@@ -1768,7 +1832,6 @@
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
       "integrity": "sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==",
-      "dev": true,
       "requires": {
         "object-keys": "^1.0.12"
       }
@@ -1793,6 +1856,11 @@
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
       "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
     },
+    "delimit-stream": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/delimit-stream/-/delimit-stream-0.1.0.tgz",
+      "integrity": "sha1-m4MZR3wOX4rrPONXrjBfwl6hzSs="
+    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -1812,6 +1880,11 @@
       "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
       "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
     },
+    "detect-indent": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/detect-indent/-/detect-indent-5.0.0.tgz",
+      "integrity": "sha1-OHHMCmoALow+Wzz38zYmRnXwa50="
+    },
     "diff": {
       "version": "3.5.0",
       "resolved": "https://registry.npmjs.org/diff/-/diff-3.5.0.tgz",
@@ -1828,9 +1901,9 @@
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
@@ -1856,16 +1929,48 @@
         "esutils": "^2.0.2"
       }
     },
+    "dom-serializer": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-1.3.2.tgz",
+      "integrity": "sha512-5c54Bk5Dw4qAxNOI1pFEizPSjVsx5+bpJKmL2kPn8JhBUq2q09tTCa3mjijun2NfK78NMouDYNMBkOrPZiS+ig==",
+      "requires": {
+        "domelementtype": "^2.0.1",
+        "domhandler": "^4.2.0",
+        "entities": "^2.0.0"
+      }
+    },
     "dom-walk": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/dom-walk/-/dom-walk-0.1.2.tgz",
       "integrity": "sha512-6QvTW9mrGeIegrFXdtQi9pk7O/nSK6lSdXW2eqUspN5LWD7UTji2Fqw5V2YLjBpHEoU9Xl/eUWNpDeZvoyOv2w=="
     },
+    "domelementtype": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-2.2.0.tgz",
+      "integrity": "sha512-DtBMo82pv1dFtUmHyr48beiuq792Sxohr+8Hm9zoxklYPfa6n0Z3Byjj2IV7bmr2IyqClnqEQhfgHJJ5QF0R5A=="
+    },
+    "domhandler": {
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-4.3.1.tgz",
+      "integrity": "sha512-GrwoxYN+uWlzO8uhUXRl0P+kHE4GtVPfYzVLcUxPL7KNdHKj66vvlhiweIHqYYXWlw+T8iLMp42Lm67ghw4WMQ==",
+      "requires": {
+        "domelementtype": "^2.2.0"
+      }
+    },
+    "domutils": {
+      "version": "2.8.0",
+      "resolved": "https://registry.npmjs.org/domutils/-/domutils-2.8.0.tgz",
+      "integrity": "sha512-w96Cjofp72M5IIhpjgobBimYEfoPjx1Vx0BSX9P30WBdZW2WIKU0T1Bd0kz2eNZ9ikjKgHbEyKx8BB6H1L3h3A==",
+      "requires": {
+        "dom-serializer": "^1.0.1",
+        "domelementtype": "^2.2.0",
+        "domhandler": "^4.2.0"
+      }
+    },
     "drbg.js": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/drbg.js/-/drbg.js-1.0.1.tgz",
       "integrity": "sha1-Pja2xCs3BDgjzbwzLVjzHiRFSAs=",
-      "dev": true,
       "requires": {
         "browserify-aes": "^1.0.6",
         "create-hash": "^1.1.2",
@@ -1897,23 +2002,23 @@
       "integrity": "sha1-2wQ1IcldfjA/2PNFvtwzSc+wcp4="
     },
     "elliptic": {
-      "version": "6.5.2",
-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.2.tgz",
-      "integrity": "sha512-f4x70okzZbIQl/NSRLkI/+tteV/9WqL98zx+SQ69KbXxmVrmjwsNUPn/gYJJ0sHvEak24cZgHIPegRePAtA/xw==",
+      "version": "6.5.4",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+      "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
       "requires": {
-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
+        "bn.js": "^4.11.9",
+        "brorand": "^1.1.0",
         "hash.js": "^1.0.0",
-        "hmac-drbg": "^1.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
+        "hmac-drbg": "^1.0.1",
+        "inherits": "^2.0.4",
+        "minimalistic-assert": "^1.0.1",
+        "minimalistic-crypto-utils": "^1.0.1"
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
@@ -1935,6 +2040,11 @@
         "once": "^1.4.0"
       }
     },
+    "entities": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-2.2.0.tgz",
+      "integrity": "sha512-p92if5Nz619I0w+akJrLZH0MX0Pb5DX39XOwQTtXSdQQOaYH03S1uIQp4mhOZtAXrxq4ViO67YTiLBo2638o9A=="
+    },
     "error-ex": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.2.tgz",
@@ -1966,7 +2076,6 @@
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
       "integrity": "sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==",
-      "dev": true,
       "requires": {
         "is-callable": "^1.1.4",
         "is-date-object": "^1.0.1",
@@ -1974,13 +2083,13 @@
       }
     },
     "es5-ext": {
-      "version": "0.10.53",
-      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.53.tgz",
-      "integrity": "sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==",
+      "version": "0.10.59",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.59.tgz",
+      "integrity": "sha512-cOgyhW0tIJyQY1Kfw6Kr0viu9ZlUctVchRMZ7R0HiH3dxTSp5zJDLecwxUqPUrGKMsgBI1wd1FL+d9Jxfi4cLw==",
       "requires": {
-        "es6-iterator": "~2.0.3",
-        "es6-symbol": "~3.1.3",
-        "next-tick": "~1.0.0"
+        "es6-iterator": "^2.0.3",
+        "es6-symbol": "^3.1.3",
+        "next-tick": "^1.1.0"
       }
     },
     "es6-iterator": {
@@ -2291,22 +2400,19 @@
       }
     },
     "eth-lib": {
-      "version": "0.1.29",
-      "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.1.29.tgz",
-      "integrity": "sha512-bfttrr3/7gG4E02HoWTDUcDDslN003OlOoBxk9virpAZQ1ja/jDgwkWB8QfJF7ojuEowrqy+lzp9VcJG7/k5bQ==",
+      "version": "0.2.7",
+      "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.7.tgz",
+      "integrity": "sha1-L5Pxex4jrsN1nNSj/iDBKGo/wco=",
       "requires": {
         "bn.js": "^4.11.6",
         "elliptic": "^6.4.0",
-        "nano-json-stream-parser": "^0.1.2",
-        "servify": "^0.1.12",
-        "ws": "^3.0.0",
         "xhr-request-promise": "^0.1.2"
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
@@ -2314,7 +2420,6 @@
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/ethereum-bloom-filters/-/ethereum-bloom-filters-1.0.7.tgz",
       "integrity": "sha512-cDcJJSJ9GMAcURiAWO3DxIEhTL/uWqlQnvgKpuYQzYPrt/izuGU+1ntQmHt0IRq6ADoSYHFnB+aCEFIldjhkMQ==",
-      "dev": true,
       "requires": {
         "js-sha3": "^0.8.0"
       },
@@ -2322,8 +2427,7 @@
         "js-sha3": {
           "version": "0.8.0",
           "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz",
-          "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q==",
-          "dev": true
+          "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q=="
         }
       }
     },
@@ -2343,14 +2447,12 @@
     "ethereumjs-common": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/ethereumjs-common/-/ethereumjs-common-1.5.0.tgz",
-      "integrity": "sha512-SZOjgK1356hIY7MRj3/ma5qtfr/4B5BL+G4rP/XSMYr2z1H5el4RX5GReYCKmQmYI/nSBmRnwrZ17IfHuG0viQ==",
-      "dev": true
+      "integrity": "sha512-SZOjgK1356hIY7MRj3/ma5qtfr/4B5BL+G4rP/XSMYr2z1H5el4RX5GReYCKmQmYI/nSBmRnwrZ17IfHuG0viQ=="
     },
     "ethereumjs-tx": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ethereumjs-tx/-/ethereumjs-tx-2.1.2.tgz",
       "integrity": "sha512-zZEK1onCeiORb0wyCXUvg94Ve5It/K6GD1K+26KfFKodiBiS6d9lfCXlUKGBBdQ+bv7Day+JK0tj1K+BeNFRAw==",
-      "dev": true,
       "requires": {
         "ethereumjs-common": "^1.5.0",
         "ethereumjs-util": "^6.0.0"
@@ -2360,7 +2462,6 @@
       "version": "6.2.0",
       "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-6.2.0.tgz",
       "integrity": "sha512-vb0XN9J2QGdZGIEKG2vXM+kUdEivUfU6Wmi5y0cg+LRhDYKnXIZ/Lz7XjFbHRR9VIKq2lVGLzGBkA++y2nOdOQ==",
-      "dev": true,
       "requires": {
         "@types/bn.js": "^4.11.3",
         "bn.js": "^4.11.0",
@@ -2374,19 +2475,18 @@
         "bn.js": {
           "version": "4.11.8",
           "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-          "dev": true
+          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
         }
       }
     },
     "ethers": {
-      "version": "4.0.46",
-      "resolved": "https://registry.npmjs.org/ethers/-/ethers-4.0.46.tgz",
-      "integrity": "sha512-/dPMzzpInhtiip4hKFvsDiJKeRk64IhyA+Po7CtNXneQFSOCYXg8eBFt+jXbxUQyApgWnWOtYxWdfn9+CvvxDA==",
+      "version": "4.0.49",
+      "resolved": "https://registry.npmjs.org/ethers/-/ethers-4.0.49.tgz",
+      "integrity": "sha512-kPltTvWiyu+OktYy1IStSO16i2e7cS9D9OxZ81q2UUaiNPVrm/RTcbxamCXF9VUSKzJIdJV68EAIhTEVBalRWg==",
       "requires": {
         "aes-js": "3.0.0",
-        "bn.js": "^4.4.0",
-        "elliptic": "6.5.2",
+        "bn.js": "^4.11.9",
+        "elliptic": "6.5.4",
         "hash.js": "1.1.3",
         "js-sha3": "0.5.7",
         "scrypt-js": "2.0.4",
@@ -2396,9 +2496,18 @@
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "hash.js": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/hash.js/-/hash.js-1.1.3.tgz",
+          "integrity": "sha512-/UETyP0W22QILqS+6HowevwhEFJ3MBJnwTf75Qob9Wz9t0DPuisL8kW8YZMK62dHAKE1c1p+gY1TtOLY+USEHA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "minimalistic-assert": "^1.0.0"
+          }
         }
       }
     },
@@ -2422,16 +2531,15 @@
       "version": "0.1.6",
       "resolved": "https://registry.npmjs.org/ethjs-util/-/ethjs-util-0.1.6.tgz",
       "integrity": "sha512-CUnVOQq7gSpDHZVVrQW8ExxUETWrnrvXYvYz55wOU8Uj4VCgw56XC2B/fVqQN+f7gmrnRHSLVnFAwsCuNwji8w==",
-      "dev": true,
       "requires": {
         "is-hex-prefixed": "1.0.0",
         "strip-hex-prefix": "1.0.0"
       }
     },
     "eventemitter3": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-3.1.2.tgz",
-      "integrity": "sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q=="
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.4.tgz",
+      "integrity": "sha512-rlaVLnVxtxvoyLsQQFBx53YmXHDxRIzzTLbdfxqi4yocpSjAxXwkU0cScM5JgSKMqEhrZpnvQ2D9gjylR0AimQ=="
     },
     "evp_bytestokey": {
       "version": "1.0.3",
@@ -2478,50 +2586,17 @@
         }
       }
     },
-    "exorcist": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/exorcist/-/exorcist-1.0.1.tgz",
-      "integrity": "sha1-eTFuPEiFhFSQ97tAXA5bXbEWfFI=",
-      "requires": {
-        "is-stream": "~1.1.0",
-        "minimist": "0.0.5",
-        "mkdirp": "~0.5.1",
-        "mold-source-map": "~0.4.0"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.5",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.5.tgz",
-          "integrity": "sha1-16oye87PUY+RBqxrjwA/o7zqhWY="
-        },
-        "mkdirp": {
-          "version": "0.5.5",
-          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz",
-          "integrity": "sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==",
-          "requires": {
-            "minimist": "^1.2.5"
-          },
-          "dependencies": {
-            "minimist": {
-              "version": "1.2.5",
-              "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-              "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
-            }
-          }
-        }
-      }
-    },
     "express": {
-      "version": "4.17.1",
-      "resolved": "https://registry.npmjs.org/express/-/express-4.17.1.tgz",
-      "integrity": "sha512-mHJ9O79RqluphRrcw2X/GTh3k9tVv8YcoyY4Kkh4WDMUYKRZUq0h1o0w2rrrxBqM7VoeUVqgb27xlEMXTnYt4g==",
+      "version": "4.17.3",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.17.3.tgz",
+      "integrity": "sha512-yuSQpz5I+Ch7gFrPCk4/c+dIBKlQUxtgwqzph132bsT6qhuzss6I8cLJQz7B3rFblzd6wtcI0ZbGltH/C4LjUg==",
       "requires": {
-        "accepts": "~1.3.7",
+        "accepts": "~1.3.8",
         "array-flatten": "1.1.1",
-        "body-parser": "1.19.0",
-        "content-disposition": "0.5.3",
+        "body-parser": "1.19.2",
+        "content-disposition": "0.5.4",
         "content-type": "~1.0.4",
-        "cookie": "0.4.0",
+        "cookie": "0.4.2",
         "cookie-signature": "1.0.6",
         "debug": "2.6.9",
         "depd": "~1.1.2",
@@ -2535,13 +2610,13 @@
         "on-finished": "~2.3.0",
         "parseurl": "~1.3.3",
         "path-to-regexp": "0.1.7",
-        "proxy-addr": "~2.0.5",
-        "qs": "6.7.0",
+        "proxy-addr": "~2.0.7",
+        "qs": "6.9.7",
         "range-parser": "~1.2.1",
-        "safe-buffer": "5.1.2",
-        "send": "0.17.1",
-        "serve-static": "1.14.1",
-        "setprototypeof": "1.1.1",
+        "safe-buffer": "5.2.1",
+        "send": "0.17.2",
+        "serve-static": "1.14.2",
+        "setprototypeof": "1.2.0",
         "statuses": "~1.5.0",
         "type-is": "~1.6.18",
         "utils-merge": "1.0.1",
@@ -2560,26 +2635,21 @@
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
           "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
-        },
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
         }
       }
     },
     "ext": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/ext/-/ext-1.4.0.tgz",
-      "integrity": "sha512-Key5NIsUxdqKg3vIsdw9dSuXpPCQ297y6wBjL30edxwPgt2E44WcWBZey/ZvUc6sERLTxKdyCu4gZFmUbk1Q7A==",
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/ext/-/ext-1.6.0.tgz",
+      "integrity": "sha512-sdBImtzkq2HpkdRLtlLWDa6w4DX22ijZLKx8BMPUuKe1c5lbN6xwQDQCxSfxBQnHZ13ls/FH0MQZx/q/gr6FQg==",
       "requires": {
-        "type": "^2.0.0"
+        "type": "^2.5.0"
       },
       "dependencies": {
         "type": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/type/-/type-2.0.0.tgz",
-          "integrity": "sha512-KBt58xCHry4Cejnc2ISQAF7QY+ORngsWfxezO68+12hKV6lQY8P/psIkcbjeHWn7MqcgciWJyCCevFMJdIXpow=="
+          "version": "2.6.0",
+          "resolved": "https://registry.npmjs.org/type/-/type-2.6.0.tgz",
+          "integrity": "sha512-eiDBDOmkih5pMbo9OqsqPRGMljLodLcwd5XD5JbtNB0o89xZAwynY9EdCDsJU7LtcVCClu9DvM7/0Ep1hYX3EQ=="
         }
       }
     },
@@ -2689,8 +2759,7 @@
     "file-uri-to-path": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
-      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==",
-      "dev": true
+      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw=="
     },
     "fill-range": {
       "version": "7.0.1",
@@ -2775,6 +2844,11 @@
       "integrity": "sha512-r5wGx7YeOwNWNlCA0wQ86zKyDLMQr+/RB8xy74M4hTphfmjlijTSSXGuH8rnvKZnfT9i+75zmd8jcKdMR4O6jA==",
       "dev": true
     },
+    "foreach": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/foreach/-/foreach-2.0.5.tgz",
+      "integrity": "sha1-C+4AUBiusmDQo6865ljdATbsG5k="
+    },
     "forever-agent": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
@@ -2791,9 +2865,9 @@
       }
     },
     "forwarded": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.1.2.tgz",
-      "integrity": "sha1-mMI9qxF1ZXuMBXPozszZGw/xjIQ="
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz",
+      "integrity": "sha512-buRG0fpBtRHSTCOASe6hD258tEubFoRLb4ZNA6NxMVHNw2gOcwHo9wyablzMzOA5z9xA9L1KNjk/Nt6MT9aYow=="
     },
     "fresh": {
       "version": "0.5.2",
@@ -2831,8 +2905,7 @@
     "function-bind": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
-      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==",
-      "dev": true
+      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
     },
     "functional-red-black-tree": {
       "version": "1.0.1",
@@ -3435,6 +3508,16 @@
       "resolved": "https://registry.npmjs.org/get-func-name/-/get-func-name-2.0.0.tgz",
       "integrity": "sha1-6td0q+5y4gQJQzoGY2YCPdaIekE="
     },
+    "get-intrinsic": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.1.tgz",
+      "integrity": "sha512-kWZrnVM42QCiEA2Ig1bG8zjoIMOgxWwYCEeNdwY6Tv/cOSeGpcoX4pXHfKUxNKVoArnrEr2e9srnAxxGIraS9Q==",
+      "requires": {
+        "function-bind": "^1.1.1",
+        "has": "^1.0.3",
+        "has-symbols": "^1.0.1"
+      }
+    },
     "get-own-enumerable-property-symbols": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/get-own-enumerable-property-symbols/-/get-own-enumerable-property-symbols-3.0.2.tgz",
@@ -3453,6 +3536,15 @@
         "pump": "^3.0.0"
       }
     },
+    "get-symbol-description": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/get-symbol-description/-/get-symbol-description-1.0.0.tgz",
+      "integrity": "sha512-2EmdH1YvIQiZpltCNgkuiUnyukzxM/R6NDJX31Ke3BG1Nq5b0S2PhX59UKi9vZpPDQVdqn+1IcaAwnzTT5vCjw==",
+      "requires": {
+        "call-bind": "^1.0.2",
+        "get-intrinsic": "^1.1.1"
+      }
+    },
     "getpass": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
@@ -3483,12 +3575,12 @@
       }
     },
     "global": {
-      "version": "4.3.2",
-      "resolved": "https://registry.npmjs.org/global/-/global-4.3.2.tgz",
-      "integrity": "sha1-52mJJopsdMOJCLEwWxD8DjlOnQ8=",
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/global/-/global-4.4.0.tgz",
+      "integrity": "sha512-wv/LAoHdRE3BeTGz53FAamhGlPLhlssK45usmGFThIi4XqnBmjKQ16u+RNbP7WvigRZDxUsM0J3gcQ5yicaL0w==",
       "requires": {
         "min-document": "^2.19.0",
-        "process": "~0.5.1"
+        "process": "^0.11.10"
       }
     },
     "globals": {
@@ -3535,11 +3627,6 @@
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.3.tgz",
       "integrity": "sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ=="
     },
-    "graceful-readlink": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
-      "integrity": "sha1-TK+tdrxi8C+gObL5Tpo906ORpyU="
-    },
     "growl": {
       "version": "1.10.5",
       "resolved": "https://registry.npmjs.org/growl/-/growl-1.10.5.tgz",
@@ -3551,19 +3638,31 @@
       "integrity": "sha1-qUwiJOvKwEeCoNkDVSHyRzW37JI="
     },
     "har-validator": {
-      "version": "5.1.3",
-      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.3.tgz",
-      "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
+      "version": "5.1.5",
+      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.5.tgz",
+      "integrity": "sha512-nmT2T0lljbxdQZfspsno9hgrG3Uir6Ks5afism62poxqBM6sDnMEuPmzTq8XN0OEwqKLLdh1jQI3qyE66Nzb3w==",
       "requires": {
-        "ajv": "^6.5.5",
+        "ajv": "^6.12.3",
         "har-schema": "^2.0.0"
+      },
+      "dependencies": {
+        "ajv": {
+          "version": "6.12.6",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+          "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+          "requires": {
+            "fast-deep-equal": "^3.1.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
+          }
+        }
       }
     },
     "has": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
       "integrity": "sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==",
-      "dev": true,
       "requires": {
         "function-bind": "^1.1.1"
       }
@@ -3576,6 +3675,11 @@
         "ansi-regex": "^2.0.0"
       }
     },
+    "has-bigints": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/has-bigints/-/has-bigints-1.0.1.tgz",
+      "integrity": "sha512-LSBS2LjbNBTf6287JEbEzvJgftkF5qFkmCo9hDRpAzKhUOlJ+hx8dd4USs00SgsUNwc4617J9ki5YtEClM2ffA=="
+    },
     "has-flag": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
@@ -3589,8 +3693,7 @@
     "has-symbols": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
-      "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg==",
-      "dev": true
+      "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
     },
     "has-to-string-tag-x": {
       "version": "1.4.1",
@@ -3600,22 +3703,38 @@
         "has-symbol-support-x": "^1.4.1"
       }
     },
+    "has-tostringtag": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/has-tostringtag/-/has-tostringtag-1.0.0.tgz",
+      "integrity": "sha512-kFjcSNhnlGV1kyoGk7OXKSawH5JOb/LzUc5w9B02hOTO0dfFRjbHQKvg1d6cf3HbeUmtU9VbbV3qzZ2Teh97WQ==",
+      "requires": {
+        "has-symbols": "^1.0.2"
+      },
+      "dependencies": {
+        "has-symbols": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.3.tgz",
+          "integrity": "sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A=="
+        }
+      }
+    },
     "hash-base": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/hash-base/-/hash-base-3.0.4.tgz",
-      "integrity": "sha1-X8hoaEfs1zSZQDMZprCj8/auSRg=",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/hash-base/-/hash-base-3.1.0.tgz",
+      "integrity": "sha512-1nmYp/rhMDiE7AYkDw+lLwlAzz0AntGIe51F3RfFfEqyQ3feY2eI/NcwC6umIQVOASPMsWJLJScWKSSvzL9IVA==",
       "requires": {
-        "inherits": "^2.0.1",
-        "safe-buffer": "^5.0.1"
+        "inherits": "^2.0.4",
+        "readable-stream": "^3.6.0",
+        "safe-buffer": "^5.2.0"
       }
     },
     "hash.js": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/hash.js/-/hash.js-1.1.3.tgz",
-      "integrity": "sha512-/UETyP0W22QILqS+6HowevwhEFJ3MBJnwTf75Qob9Wz9t0DPuisL8kW8YZMK62dHAKE1c1p+gY1TtOLY+USEHA==",
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/hash.js/-/hash.js-1.1.7.tgz",
+      "integrity": "sha512-taOaskGt4z4SOANNseOviYDvjEJinIkRgmp7LbKP2YTTmVxWBl87s/uzK9r+44BclBSp2X7K1hqeNfz9JbBeXA==",
       "requires": {
         "inherits": "^2.0.3",
-        "minimalistic-assert": "^1.0.0"
+        "minimalistic-assert": "^1.0.1"
       }
     },
     "he": {
@@ -3623,6 +3742,16 @@
       "resolved": "https://registry.npmjs.org/he/-/he-1.1.1.tgz",
       "integrity": "sha1-k0EP0hsAlzUVH4howvJx80J+I/0="
     },
+    "highlight.js": {
+      "version": "9.18.5",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.5.tgz",
+      "integrity": "sha512-a5bFyofd/BHCX52/8i8uJkjr9DYwXIPnM/plwI6W7ezItLGqzt7X2G2nXuYSfsIJdkwwj/g9DG1LkcGJI/dDoA=="
+    },
+    "highlightjs-solidity": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/highlightjs-solidity/-/highlightjs-solidity-1.2.2.tgz",
+      "integrity": "sha512-+cZ+1+nAO5Pi6c70TKuMcPmwqLECxiYhnQc1MxdXckK94zyWFMNZADzu98ECNlf5xCRdNh+XKp+eklmRU+Dniw=="
+    },
     "hmac-drbg": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/hmac-drbg/-/hmac-drbg-1.0.1.tgz",
@@ -3633,28 +3762,32 @@
         "minimalistic-crypto-utils": "^1.0.1"
       }
     },
+    "htmlparser2": {
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-6.1.0.tgz",
+      "integrity": "sha512-gyyPk6rgonLFEDGoeRgQNaEUvdJ4ktTmmUh/h2t7s+M8oPpIPxgNACWa+6ESR57kXstwqPiCut0V8NRpcwgU7A==",
+      "requires": {
+        "domelementtype": "^2.0.1",
+        "domhandler": "^4.0.0",
+        "domutils": "^2.5.2",
+        "entities": "^2.0.0"
+      }
+    },
     "http-cache-semantics": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/http-cache-semantics/-/http-cache-semantics-4.1.0.tgz",
       "integrity": "sha512-carPklcUh7ROWRK7Cv27RPtdhYhUsela/ue5/jKzjegVvXDqM2ILE9Q2BGn9JZJh1g87cp56su/FgQSzcWS8cQ=="
     },
     "http-errors": {
-      "version": "1.7.2",
-      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.7.2.tgz",
-      "integrity": "sha512-uUQBt3H/cSIVfch6i1EuPNy/YsRSOUBXTVfZ+yR7Zjez3qjBz6i9+i4zjNaoqcoFVI4lQJ5plg63TvGfRSDCRg==",
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.8.1.tgz",
+      "integrity": "sha512-Kpk9Sm7NmI+RHhnj6OIWDI1d6fIoFAtFt9RLaTMRlg/8w49juAStsrBgp0Dp4OdxdVbRIeKhtCUvoi/RuAhO4g==",
       "requires": {
         "depd": "~1.1.2",
-        "inherits": "2.0.3",
-        "setprototypeof": "1.1.1",
+        "inherits": "2.0.4",
+        "setprototypeof": "1.2.0",
         "statuses": ">= 1.5.0 < 2",
-        "toidentifier": "1.0.0"
-      },
-      "dependencies": {
-        "inherits": {
-          "version": "2.0.3",
-          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
-          "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
-        }
+        "toidentifier": "1.0.1"
       }
     },
     "http-https": {
@@ -3696,9 +3829,9 @@
       }
     },
     "ieee754": {
-      "version": "1.1.13",
-      "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.1.13.tgz",
-      "integrity": "sha512-4vf7I2LYV/HaWerSo3XmlMkp5eZ83i+/CDluXi/IGTs/O1sejBNhTtnxzmRZfvOUqj7lZjqHkeTvpgSFDlWZTg=="
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.2.1.tgz",
+      "integrity": "sha512-dcyqhDvX1C46lXZcVqCpK+FtMRQVdIMN6/Df5js2zouUsqG7I6sFxitIC+7KYK29KdXOLHdu9zL4sFnoVQnqaA=="
     },
     "ignore": {
       "version": "5.1.4",
@@ -3821,16 +3954,52 @@
         }
       }
     },
+    "internal-slot": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/internal-slot/-/internal-slot-1.0.3.tgz",
+      "integrity": "sha512-O0DB1JC/sPyZl7cIo78n5dR7eUSwwpYPiXRhTzNxZVAMUuB8vlnRFyLxdrVToks6XPLVnFfbzaVd5WLjhgg+vA==",
+      "requires": {
+        "get-intrinsic": "^1.1.0",
+        "has": "^1.0.3",
+        "side-channel": "^1.0.4"
+      }
+    },
     "ipaddr.js": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz",
       "integrity": "sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g=="
     },
+    "is-arguments": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/is-arguments/-/is-arguments-1.1.1.tgz",
+      "integrity": "sha512-8Q7EARjzEnKpt/PCD7e1cgUS0a6X8u5tdSiMqXhojOdoV9TsMsiO+9VLC5vAmO8N7/GmXn7yjR8qnA6bVAEzfA==",
+      "requires": {
+        "call-bind": "^1.0.2",
+        "has-tostringtag": "^1.0.0"
+      }
+    },
     "is-arrayish": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.2.1.tgz",
       "integrity": "sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0="
     },
+    "is-bigint": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/is-bigint/-/is-bigint-1.0.4.tgz",
+      "integrity": "sha512-zB9CruMamjym81i2JZ3UMn54PKGsQzsJeo6xvN3HJJ4CAsQNB6iRutp2To77OfCNuoxspsIhzaPoO1zyCEhFOg==",
+      "requires": {
+        "has-bigints": "^1.0.1"
+      }
+    },
+    "is-boolean-object": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/is-boolean-object/-/is-boolean-object-1.1.2.tgz",
+      "integrity": "sha512-gDYaKHJmnj4aWxyj6YHyXVpdQawtVLHU5cb+eztPGczf6cjuTdwve5ZIEfgXqH4e57An1D1AKf8CZ3kYrQRqYA==",
+      "requires": {
+        "call-bind": "^1.0.2",
+        "has-tostringtag": "^1.0.0"
+      }
+    },
     "is-buffer": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-2.0.4.tgz",
@@ -3840,14 +4009,12 @@
     "is-callable": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
-      "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q==",
-      "dev": true
+      "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q=="
     },
     "is-date-object": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.2.tgz",
-      "integrity": "sha512-USlDT524woQ08aoZFzh3/Z6ch9Y/EWXEHQ/AaRN0SkKq4t2Jw2R2339tSXmwuVoY7LLlBCbOIlx2myP/L5zk0g==",
-      "dev": true
+      "integrity": "sha512-USlDT524woQ08aoZFzh3/Z6ch9Y/EWXEHQ/AaRN0SkKq4t2Jw2R2339tSXmwuVoY7LLlBCbOIlx2myP/L5zk0g=="
     },
     "is-directory": {
       "version": "0.3.1",
@@ -3868,9 +4035,17 @@
       }
     },
     "is-function": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/is-function/-/is-function-1.0.1.tgz",
-      "integrity": "sha1-Es+5i2W1fdPRk6MSH19uL0N2ArU="
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/is-function/-/is-function-1.0.2.tgz",
+      "integrity": "sha512-lw7DUp0aWXYg+CBCN+JKkcE0Q2RayZnSvnZBlwgxHBQhqt5pZNVy4Ri7H9GmmXkdu7LUthszM+Tor1u/2iBcpQ=="
+    },
+    "is-generator-function": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/is-generator-function/-/is-generator-function-1.0.10.tgz",
+      "integrity": "sha512-jsEjy9l3yiXEQ+PsXdmBwEPcOxaXWLspKdplFUVI9vq1iZgIekeC0L167qeu86czQaxed3q/Uzuw0swL0irL8A==",
+      "requires": {
+        "has-tostringtag": "^1.0.0"
+      }
     },
     "is-glob": {
       "version": "4.0.1",
@@ -3890,20 +4065,33 @@
       "resolved": "https://registry.npmjs.org/is-natural-number/-/is-natural-number-4.0.1.tgz",
       "integrity": "sha1-q5124dtM7VHjXeDHLr7PCfc0zeg="
     },
+    "is-negative-zero": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/is-negative-zero/-/is-negative-zero-2.0.2.tgz",
+      "integrity": "sha512-dqJvarLawXsFbNDeJW7zAz8ItJ9cd28YufuuFzh0G8pNHjJMnY08Dv7sYX2uF5UpQOwieAeOExEYAWWfu7ZZUA=="
+    },
     "is-number": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
       "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng=="
     },
+    "is-number-object": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/is-number-object/-/is-number-object-1.0.6.tgz",
+      "integrity": "sha512-bEVOqiRcvo3zO1+G2lVMy+gkkEm9Yh7cDMRusKKu5ZJKPUYSJwICTKZrNKHA2EbSP0Tu0+6B/emsYNHZyn6K8g==",
+      "requires": {
+        "has-tostringtag": "^1.0.0"
+      }
+    },
     "is-obj": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz",
       "integrity": "sha1-PkcprB9f3gJc19g6iW2rn09n2w8="
     },
     "is-object": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/is-object/-/is-object-1.0.1.tgz",
-      "integrity": "sha1-iVJojF7C/9awPsyF52ngKQMINHA="
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/is-object/-/is-object-1.0.2.tgz",
+      "integrity": "sha512-2rRIahhZr2UWb45fIOuvZGpFtz0TyOZLf32KxBbSoUCeZR495zCKlWUKKUByk3geS2eAs7ZAABt0Y/Rx0GiQGA=="
     },
     "is-observable": {
       "version": "1.1.0",
@@ -3952,25 +4140,139 @@
       "resolved": "https://registry.npmjs.org/is-retry-allowed/-/is-retry-allowed-1.2.0.tgz",
       "integrity": "sha512-RUbUeKwvm3XG2VYamhJL1xFktgjvPzL0Hq8C+6yrWIswDy3BIXGqCxhxkc30N9jqK311gVU137K8Ei55/zVJRg=="
     },
+    "is-shared-array-buffer": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/is-shared-array-buffer/-/is-shared-array-buffer-1.0.1.tgz",
+      "integrity": "sha512-IU0NmyknYZN0rChcKhRO1X8LYz5Isj/Fsqh8NJOSf+N/hCOTwy29F32Ik7a+QszE63IdvmwdTPDd6cZ5pg4cwA=="
+    },
     "is-stream": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz",
       "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
     },
+    "is-string": {
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/is-string/-/is-string-1.0.7.tgz",
+      "integrity": "sha512-tE2UXzivje6ofPW7l23cjDOMa09gb7xlAqG6jG5ej6uPV32TlWP3NKPigtaGeHNu9fohccRYvIiZMfOOnOYUtg==",
+      "requires": {
+        "has-tostringtag": "^1.0.0"
+      }
+    },
     "is-symbol": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.3.tgz",
       "integrity": "sha512-OwijhaRSgqvhm/0ZdAcXNZt9lYdKFpcRDT5ULUuYXPoT794UNOdU+gpT6Rzo7b4V2HUl/op6GqY894AZwv9faQ==",
-      "dev": true,
       "requires": {
         "has-symbols": "^1.0.1"
       }
     },
+    "is-typed-array": {
+      "version": "1.1.8",
+      "resolved": "https://registry.npmjs.org/is-typed-array/-/is-typed-array-1.1.8.tgz",
+      "integrity": "sha512-HqH41TNZq2fgtGT8WHVFVJhBVGuY3AnP3Q36K8JKXUxSxRgk/d+7NjmwG2vo2mYmXK8UYZKu0qH8bVP5gEisjA==",
+      "requires": {
+        "available-typed-arrays": "^1.0.5",
+        "call-bind": "^1.0.2",
+        "es-abstract": "^1.18.5",
+        "foreach": "^2.0.5",
+        "has-tostringtag": "^1.0.0"
+      },
+      "dependencies": {
+        "es-abstract": {
+          "version": "1.19.1",
+          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.19.1.tgz",
+          "integrity": "sha512-2vJ6tjA/UfqLm2MPs7jxVybLoB8i1t1Jd9R3kISld20sIxPcTbLuggQOUxeWeAvIUkduv/CfMjuh4WmiXr2v9w==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "es-to-primitive": "^1.2.1",
+            "function-bind": "^1.1.1",
+            "get-intrinsic": "^1.1.1",
+            "get-symbol-description": "^1.0.0",
+            "has": "^1.0.3",
+            "has-symbols": "^1.0.2",
+            "internal-slot": "^1.0.3",
+            "is-callable": "^1.2.4",
+            "is-negative-zero": "^2.0.1",
+            "is-regex": "^1.1.4",
+            "is-shared-array-buffer": "^1.0.1",
+            "is-string": "^1.0.7",
+            "is-weakref": "^1.0.1",
+            "object-inspect": "^1.11.0",
+            "object-keys": "^1.1.1",
+            "object.assign": "^4.1.2",
+            "string.prototype.trimend": "^1.0.4",
+            "string.prototype.trimstart": "^1.0.4",
+            "unbox-primitive": "^1.0.1"
+          }
+        },
+        "has-symbols": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.3.tgz",
+          "integrity": "sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A=="
+        },
+        "is-callable": {
+          "version": "1.2.4",
+          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.2.4.tgz",
+          "integrity": "sha512-nsuwtxZfMX67Oryl9LCQ+upnC0Z0BgpwntpS89m1H/TLF0zNfzfLMV/9Wa/6MZsj0acpEjAO0KF1xT6ZdLl95w=="
+        },
+        "is-regex": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.1.4.tgz",
+          "integrity": "sha512-kvRdxDsxZjhzUX07ZnLydzS1TU/TJlTUHHY4YLL87e37oUA49DfkLqgy+VjFocowy29cKvcSiu+kIv728jTTVg==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "has-tostringtag": "^1.0.0"
+          }
+        },
+        "object-inspect": {
+          "version": "1.12.0",
+          "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.12.0.tgz",
+          "integrity": "sha512-Ho2z80bVIvJloH+YzRmpZVQe87+qASmBUKZDWgx9cu+KDrX2ZDH/3tMy+gXbZETVGs2M8YdxObOh7XAtim9Y0g=="
+        },
+        "object.assign": {
+          "version": "4.1.2",
+          "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.2.tgz",
+          "integrity": "sha512-ixT2L5THXsApyiUPYKmW+2EHpXXe5Ii3M+f4e+aJFAHao5amFRW6J0OO6c/LU8Be47utCx2GL89hxGB6XSmKuQ==",
+          "requires": {
+            "call-bind": "^1.0.0",
+            "define-properties": "^1.1.3",
+            "has-symbols": "^1.0.1",
+            "object-keys": "^1.1.1"
+          }
+        },
+        "string.prototype.trimend": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/string.prototype.trimend/-/string.prototype.trimend-1.0.4.tgz",
+          "integrity": "sha512-y9xCjw1P23Awk8EvTpcyL2NIr1j7wJ39f+k6lvRnSMz+mz9CGz9NYPelDk42kOz6+ql8xjfK8oYzy3jAP5QU5A==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "define-properties": "^1.1.3"
+          }
+        },
+        "string.prototype.trimstart": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/string.prototype.trimstart/-/string.prototype.trimstart-1.0.4.tgz",
+          "integrity": "sha512-jh6e984OBfvxS50tdY2nRZnoC5/mLFKOREQfw8t5yytkoUsJRNxvI/E39qu1sD0OtWI3OC0XgKSmcWwziwYuZw==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "define-properties": "^1.1.3"
+          }
+        }
+      }
+    },
     "is-typedarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
       "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo="
     },
+    "is-weakref": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/is-weakref/-/is-weakref-1.0.2.tgz",
+      "integrity": "sha512-qctsuLZmIQ0+vSSMfoVvyFe2+GSEvnmZ2ezTup1SBse9+twCCeial6EEi3Nc2KFcf6+qz2FBPnjXsk8xhKSaPQ==",
+      "requires": {
+        "call-bind": "^1.0.2"
+      }
+    },
     "isarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
@@ -3981,6 +4283,11 @@
       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
       "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA="
     },
+    "iso-url": {
+      "version": "0.4.7",
+      "resolved": "https://registry.npmjs.org/iso-url/-/iso-url-0.4.7.tgz",
+      "integrity": "sha512-27fFRDnPAMnHGLq36bWTpKET+eiXct3ENlCcdcMdk+mjXrb2kw3mhBUg1B7ewAC0kVzlOPhADzQgz1SE6Tglog=="
+    },
     "isstream": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
@@ -4031,9 +4338,9 @@
       "integrity": "sha512-mrqyZKfX5EhL7hvqcV6WG1yYjnjeuYDzDhhcAAUrq8Po85NBQBJP+ZDUT75qZQ98IkUoBqdkExkukOU7Ts2wrw=="
     },
     "json-schema": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz",
-      "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.4.0.tgz",
+      "integrity": "sha512-es94M3nTIfsEPisRafak+HDLfHXnKBhV3vU5eqPcS3flIWqcxJWgXHXiey3YrpaNsanY5ei1VoYEbOzijuq9BA=="
     },
     "json-schema-traverse": {
       "version": "0.4.1",
@@ -4051,6 +4358,14 @@
       "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
       "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
     },
+    "json-text-sequence": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/json-text-sequence/-/json-text-sequence-0.1.1.tgz",
+      "integrity": "sha1-py8hfcSvxGKf/1/rME3BvVGi89I=",
+      "requires": {
+        "delimit-stream": "0.1.0"
+      }
+    },
     "jsonfile": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
@@ -4060,13 +4375,13 @@
       }
     },
     "jsprim": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
-      "integrity": "sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=",
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.2.tgz",
+      "integrity": "sha512-P2bSOMAc/ciLz6DzgjVlGJP9+BrJWu5UDGK70C2iweC5QBIeFf0ZXRvGjEj2uYgrY2MkAAhsSWHDWlFtEroZWw==",
       "requires": {
         "assert-plus": "1.0.0",
         "extsprintf": "1.3.0",
-        "json-schema": "0.2.3",
+        "json-schema": "0.4.0",
         "verror": "1.10.0"
       }
     },
@@ -4074,7 +4389,6 @@
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/keccak/-/keccak-2.1.0.tgz",
       "integrity": "sha512-m1wbJRTo+gWbctZWay9i26v5fFnYkOn7D5PCxJ3fZUGUEb49dE1Pm4BREUYCt/aoO6di7jeoGmhvqN9Nzylm3Q==",
-      "dev": true,
       "requires": {
         "bindings": "^1.5.0",
         "inherits": "^2.0.4",
@@ -4244,6 +4558,31 @@
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
       "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
     },
+    "lodash.clonedeep": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz",
+      "integrity": "sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8="
+    },
+    "lodash.escaperegexp": {
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/lodash.escaperegexp/-/lodash.escaperegexp-4.1.2.tgz",
+      "integrity": "sha1-ZHYsSGGAglGKw99Mz11YhtriA0c="
+    },
+    "lodash.merge": {
+      "version": "4.6.2",
+      "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
+      "integrity": "sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ=="
+    },
+    "lodash.partition": {
+      "version": "4.6.0",
+      "resolved": "https://registry.npmjs.org/lodash.partition/-/lodash.partition-4.6.0.tgz",
+      "integrity": "sha1-o45GtzRp4EILDaEhLmbUFL42S6Q="
+    },
+    "lodash.sum": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/lodash.sum/-/lodash.sum-4.0.2.tgz",
+      "integrity": "sha1-rZDjl5ZdgD1PH/eqWy0Bl/O0Y3s="
+    },
     "log-symbols": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-3.0.0.tgz",
@@ -4342,9 +4681,9 @@
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
@@ -4354,16 +4693,16 @@
       "integrity": "sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg=="
     },
     "mime-db": {
-      "version": "1.43.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.43.0.tgz",
-      "integrity": "sha512-+5dsGEEovYbT8UY9yD7eE4XTc4UwJ1jBYlgaQQF38ENsKR3wj/8q8RFZrF9WIZpB2V1ArTVFUva8sAul1NzRzQ=="
+      "version": "1.52.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg=="
     },
     "mime-types": {
-      "version": "2.1.26",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.26.tgz",
-      "integrity": "sha512-01paPWYgLrkqAyrlDorC1uDwl2p3qZT7yl806vW7DvDoxwXi46jsjFbg+WdwotBIk6/MbEhO/dh5aZ5sNj/dWQ==",
+      "version": "2.1.35",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
       "requires": {
-        "mime-db": "1.43.0"
+        "mime-db": "1.52.0"
       }
     },
     "mimic-fn": {
@@ -4384,6 +4723,11 @@
         "dom-walk": "^0.1.0"
       }
     },
+    "min-indent": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/min-indent/-/min-indent-1.0.1.tgz",
+      "integrity": "sha512-I9jwMn07Sy/IwOj3zVkVik2JTvgpaykDZEigL6Rx6N9LbMywwUSMtxET+7lVoDLLd3O3IXwJwvuuns8UB/HeAg=="
+    },
     "minimalistic-assert": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz",
@@ -4405,7 +4749,8 @@
     "minimist": {
       "version": "1.2.5",
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
+      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+      "dev": true
     },
     "minipass": {
       "version": "2.9.0",
@@ -4542,31 +4887,53 @@
       }
     },
     "mock-fs": {
-      "version": "4.11.0",
-      "resolved": "https://registry.npmjs.org/mock-fs/-/mock-fs-4.11.0.tgz",
-      "integrity": "sha512-Yp4o3/ZA15wsXqJTT+R+9w2AYIkD1i80Lds47wDbuUhOvQvm+O2EfjFZSz0pMgZZSPHRhGxgcd2+GL4+jZMtdw=="
+      "version": "4.14.0",
+      "resolved": "https://registry.npmjs.org/mock-fs/-/mock-fs-4.14.0.tgz",
+      "integrity": "sha512-qYvlv/exQ4+svI3UOvPUpLDF0OMX5euvUH0Ny4N5QyRyhNdgAgUrVH3iUINSzEPLvx0kbo/Bp28GJKIqvE7URw=="
     },
-    "mold-source-map": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/mold-source-map/-/mold-source-map-0.4.0.tgz",
-      "integrity": "sha1-z2fgsxxHq5uttcnCVlGGISe7gxc=",
+    "ms": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+    },
+    "multibase": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/multibase/-/multibase-0.6.1.tgz",
+      "integrity": "sha512-pFfAwyTjbbQgNc3G7D48JkJxWtoJoBMaR4xQUOuB8RnCgRqaYmWNFeJTTvrJ2w51bjLq2zTby6Rqj9TQ9elSUw==",
+      "requires": {
+        "base-x": "^3.0.8",
+        "buffer": "^5.5.0"
+      }
+    },
+    "multicodec": {
+      "version": "0.5.7",
+      "resolved": "https://registry.npmjs.org/multicodec/-/multicodec-0.5.7.tgz",
+      "integrity": "sha512-PscoRxm3f+88fAtELwUnZxGDkduE2HD9Q6GHUOywQLjOGT/HAdhjLDYNZ1e7VR0s0TP0EwZ16LNUTFpoBGivOA==",
+      "requires": {
+        "varint": "^5.0.0"
+      }
+    },
+    "multihashes": {
+      "version": "0.4.21",
+      "resolved": "https://registry.npmjs.org/multihashes/-/multihashes-0.4.21.tgz",
+      "integrity": "sha512-uVSvmeCWf36pU2nB4/1kzYZjsXD9vofZKpgudqkceYY5g2aZZXJ5r9lxuzoRLl1OAp28XljXsEJ/X/85ZsKmKw==",
       "requires": {
-        "convert-source-map": "^1.1.0",
-        "through": "~2.2.7"
+        "buffer": "^5.5.0",
+        "multibase": "^0.7.0",
+        "varint": "^5.0.0"
       },
       "dependencies": {
-        "through": {
-          "version": "2.2.7",
-          "resolved": "https://registry.npmjs.org/through/-/through-2.2.7.tgz",
-          "integrity": "sha1-bo4hIAGR1OtqmfbwEN9Gqhxusr0="
+        "multibase": {
+          "version": "0.7.0",
+          "resolved": "https://registry.npmjs.org/multibase/-/multibase-0.7.0.tgz",
+          "integrity": "sha512-TW8q03O0f6PNFTQDvh3xxH03c8CjGaaYrjkl9UQPG6rz53TQzzxJVCIWVjzcbN/Q5Y53Zd0IBQBMVktVgNx4Fg==",
+          "requires": {
+            "base-x": "^3.0.8",
+            "buffer": "^5.5.0"
+          }
         }
       }
     },
-    "ms": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
-    },
     "mute-stream": {
       "version": "0.0.7",
       "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.7.tgz",
@@ -4574,9 +4941,9 @@
       "dev": true
     },
     "nan": {
-      "version": "2.14.0",
-      "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.0.tgz",
-      "integrity": "sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg=="
+      "version": "2.15.0",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.15.0.tgz",
+      "integrity": "sha512-8ZtvEnA2c5aYCZYd1cvgdnU6cqwixRoYg70xPLWUws5ORTa/lnw+u4amixRS/Ac5U5mQVgp9pnlSUnbNWFaWZQ=="
     },
     "nano-json-stream-parser": {
       "version": "0.1.2",
@@ -4590,14 +4957,14 @@
       "dev": true
     },
     "negotiator": {
-      "version": "0.6.2",
-      "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz",
-      "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw=="
+      "version": "0.6.3",
+      "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz",
+      "integrity": "sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg=="
     },
     "next-tick": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.0.0.tgz",
-      "integrity": "sha1-yobR/ogoFpsBICCOPchCS524NCw="
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.1.0.tgz",
+      "integrity": "sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ=="
     },
     "nice-try": {
       "version": "1.0.5",
@@ -4623,15 +4990,20 @@
         }
       }
     },
+    "node-gyp-build": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.3.0.tgz",
+      "integrity": "sha512-iWjXZvmboq0ja1pUGULQBexmxq8CV4xBhX7VDOTbL7ZR4FOowwY/VOtRxBN/yKxmdGoIp4j5ysNT4u3S2pDQ3Q=="
+    },
     "normalize-path": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
       "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA=="
     },
     "normalize-url": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.0.tgz",
-      "integrity": "sha512-2s47yzUxdexf1OhyRi4Em83iQk0aPvwTddtFz4hnSSw9dCEsLEGf6SwIO8ss/19S9iBb5sJaOuTvTGDeZI00BQ=="
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.1.tgz",
+      "integrity": "sha512-9UZCFRHQdNrfTpGg8+1INIg93B6zE0aXMVFkw1WFwvO4SlZywU6aLg5Of0Ap/PgcbSw4LNxvMWXMeugwMCX0AA=="
     },
     "npm-run-path": {
       "version": "3.1.0",
@@ -4641,6 +5013,14 @@
         "path-key": "^3.0.0"
       }
     },
+    "nth-check": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/nth-check/-/nth-check-2.0.1.tgz",
+      "integrity": "sha512-it1vE95zF6dTT9lBsYbxvqh0Soy4SPowchj0UBGj/V6cTPnXXtQOPUbhZ6CmGzAD/rW22LQK6E96pcdJXk4A4w==",
+      "requires": {
+        "boolbase": "^1.0.0"
+      }
+    },
     "number-is-nan": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
@@ -4681,8 +5061,7 @@
     "object-keys": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
-      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
-      "dev": true
+      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA=="
     },
     "object.assign": {
       "version": "4.1.0",
@@ -4707,9 +5086,9 @@
       }
     },
     "oboe": {
-      "version": "2.1.4",
-      "resolved": "https://registry.npmjs.org/oboe/-/oboe-2.1.4.tgz",
-      "integrity": "sha1-IMiM2wwVNxuwQRklfU/dNLCqSfY=",
+      "version": "2.1.5",
+      "resolved": "https://registry.npmjs.org/oboe/-/oboe-2.1.5.tgz",
+      "integrity": "sha1-VVQoTFQ6ImbXo48X4HOCH73jk80=",
       "requires": {
         "http-https": "^1.0.0"
       }
@@ -4846,13 +5225,12 @@
       }
     },
     "parse-asn1": {
-      "version": "5.1.5",
-      "resolved": "https://registry.npmjs.org/parse-asn1/-/parse-asn1-5.1.5.tgz",
-      "integrity": "sha512-jkMYn1dcJqF6d5CpU689bq7w/b5ALS9ROVSpQDPrZsqqesUJii9qutvoT5ltGedNXMO2e16YUWIghG9KxaViTQ==",
+      "version": "5.1.6",
+      "resolved": "https://registry.npmjs.org/parse-asn1/-/parse-asn1-5.1.6.tgz",
+      "integrity": "sha512-RnZRo1EPU6JBnra2vGHj0yhp6ebyjBZpmUCLHWiFhxlzvBCCpAuZ7elsBp1PVAbQN0/04VD/19rfzlBSwLstMw==",
       "requires": {
-        "asn1.js": "^4.0.0",
+        "asn1.js": "^5.2.0",
         "browserify-aes": "^1.0.0",
-        "create-hash": "^1.1.0",
         "evp_bytestokey": "^1.0.0",
         "pbkdf2": "^3.0.3",
         "safe-buffer": "^5.1.1"
@@ -4864,9 +5242,9 @@
       "integrity": "sha512-OZQaqKaQnR21iqhlnPfVisFjBWjhnMl5J9MgbP8xC+EwoVqbXrq78lp+9Zb3ahmLzrIX5Us/qbvBnaS3hkH6OA=="
     },
     "parse-headers": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/parse-headers/-/parse-headers-2.0.3.tgz",
-      "integrity": "sha512-QhhZ+DCCit2Coi2vmAKbq5RGTRcQUOE2+REgv8vdyu7MnYx2eZztegqtTx99TZ86GTIwqiy3+4nQTWZ2tgmdCA=="
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/parse-headers/-/parse-headers-2.0.5.tgz",
+      "integrity": "sha512-ft3iAoLOB/MlwbNXgzy43SWGP6sQki2jQvAyBg/zDFAgr9bfNWZIUj42Kw2eJIl8kEi4PbgE6U1Zau/HwI75HA=="
     },
     "parse-json": {
       "version": "4.0.0",
@@ -4877,6 +5255,19 @@
         "json-parse-better-errors": "^1.0.1"
       }
     },
+    "parse5": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/parse5/-/parse5-6.0.1.tgz",
+      "integrity": "sha512-Ofn/CTFzRGTTxwpNEs9PP93gXShHcTq255nzRYSKe8AkVpZY7e1fpmTfOyoIvjP5HG7Z2ZM7VS9PPhQGW2pOpw=="
+    },
+    "parse5-htmlparser2-tree-adapter": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/parse5-htmlparser2-tree-adapter/-/parse5-htmlparser2-tree-adapter-6.0.1.tgz",
+      "integrity": "sha512-qPuWvbLgvDGilKc5BoicRovlT4MtYT6JfJyBOMDsKoiT+GiuP5qyrPCnR9HcPECIJJmZh5jRndyNThnhhb/vlA==",
+      "requires": {
+        "parse5": "^6.0.1"
+      }
+    },
     "parseurl": {
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz",
@@ -4920,9 +5311,9 @@
       "integrity": "sha1-uULm1L3mUwBe9rcTYd74cn0GReA="
     },
     "pbkdf2": {
-      "version": "3.0.17",
-      "resolved": "https://registry.npmjs.org/pbkdf2/-/pbkdf2-3.0.17.tgz",
-      "integrity": "sha512-U/il5MsrZp7mGg3mSQfn742na2T+1/vHDCG5/iTI3X9MKUuYUZVLQhyRsg06mCgDBTd57TxzgZt7P+fYfjRLtA==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/pbkdf2/-/pbkdf2-3.1.2.tgz",
+      "integrity": "sha512-iuh7L6jA7JEGu2WxDwtQP1ddOpaJNC4KlDEFfdQajSGgGPNi4OyDc2R7QnbY2bR9QjBVGwgvTdNJZoE7RaxUMA==",
       "requires": {
         "create-hash": "^1.1.2",
         "create-hmac": "^1.1.4",
@@ -5057,9 +5448,9 @@
       }
     },
     "process": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/process/-/process-0.5.2.tgz",
-      "integrity": "sha1-FjjYqONML0QKkduVq5rrZ3/Bhc8="
+      "version": "0.11.10",
+      "resolved": "https://registry.npmjs.org/process/-/process-0.11.10.tgz",
+      "integrity": "sha1-czIwDoQBYb2j5podHZGn1LwW8YI="
     },
     "process-nextick-args": {
       "version": "2.0.1",
@@ -5073,11 +5464,11 @@
       "dev": true
     },
     "proxy-addr": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.6.tgz",
-      "integrity": "sha512-dh/frvCBVmSsDYzw6n926jv974gddhkFPfiN8hPOi30Wax25QZyZEGveluCgliBnqmuM+UJmBErbAUFIoDbjOw==",
+      "version": "2.0.7",
+      "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz",
+      "integrity": "sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==",
       "requires": {
-        "forwarded": "~0.1.2",
+        "forwarded": "0.2.0",
         "ipaddr.js": "1.9.1"
       }
     },
@@ -5100,9 +5491,9 @@
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         }
       }
     },
@@ -5121,9 +5512,9 @@
       "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
     },
     "qs": {
-      "version": "6.7.0",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.7.0.tgz",
-      "integrity": "sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ=="
+      "version": "6.9.7",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.9.7.tgz",
+      "integrity": "sha512-IhMFgUmuNpyRfxA90umL7ByLlgRXu6tIfKPpF5TmcfRLlLCckfP/g3IQmju6jjpu+Hh8rA+2p6A27ZSPOOHdKw=="
     },
     "query-string": {
       "version": "5.1.1",
@@ -5174,35 +5565,24 @@
       "integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg=="
     },
     "raw-body": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.0.tgz",
-      "integrity": "sha512-4Oz8DUIwdvoa5qMJelxipzi/iJIi40O5cGV1wNYp5hvZP8ZN0T+jiNkL0QepXs+EsQ9XJ8ipEDoiH70ySUJP3Q==",
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.3.tgz",
+      "integrity": "sha512-UlTNLIcu0uzb4D2f4WltY6cVjLi+/jEN4lgEUj3E04tpMDpUlkBo/eSn6zou9hum2VMNpCCUone0O0WeJim07g==",
       "requires": {
-        "bytes": "3.1.0",
-        "http-errors": "1.7.2",
+        "bytes": "3.1.2",
+        "http-errors": "1.8.1",
         "iconv-lite": "0.4.24",
         "unpipe": "1.0.0"
       }
     },
     "readable-stream": {
-      "version": "2.3.7",
-      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
-      "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
-      "requires": {
-        "core-util-is": "~1.0.0",
-        "inherits": "~2.0.3",
-        "isarray": "~1.0.0",
-        "process-nextick-args": "~2.0.0",
-        "safe-buffer": "~5.1.1",
-        "string_decoder": "~1.1.1",
-        "util-deprecate": "~1.0.1"
-      },
-      "dependencies": {
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-        }
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+      "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+      "requires": {
+        "inherits": "^2.0.3",
+        "string_decoder": "^1.1.1",
+        "util-deprecate": "^1.0.1"
       }
     },
     "regenerator-runtime": {
@@ -5243,9 +5623,9 @@
       },
       "dependencies": {
         "qs": {
-          "version": "6.5.2",
-          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
+          "version": "6.5.3",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+          "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA=="
         },
         "uuid": {
           "version": "3.4.0",
@@ -5329,7 +5709,6 @@
       "version": "2.2.4",
       "resolved": "https://registry.npmjs.org/rlp/-/rlp-2.2.4.tgz",
       "integrity": "sha512-fdq2yYCWpAQBhwkZv+Z8o/Z4sPmYm1CUq6P7n6lVTOdb949CnqA0sndXal5C1NleSVSZm6q5F3iEbauyVln/iw==",
-      "dev": true,
       "requires": {
         "bn.js": "^4.11.1"
       },
@@ -5337,8 +5716,7 @@
         "bn.js": {
           "version": "4.11.8",
           "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-          "dev": true
+          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
         }
       }
     },
@@ -5365,9 +5743,9 @@
       }
     },
     "safe-buffer": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.0.tgz",
-      "integrity": "sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg=="
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+      "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
     },
     "safer-buffer": {
       "version": "2.1.2",
@@ -5388,7 +5766,6 @@
       "version": "3.8.0",
       "resolved": "https://registry.npmjs.org/secp256k1/-/secp256k1-3.8.0.tgz",
       "integrity": "sha512-k5ke5avRZbtl9Tqx/SA7CbY3NF6Ro+Sj9cZxezFzuBlLDmyqPiL8hJJ+EmzD8Ig4LUDByHJ3/iPOVoRixs/hmw==",
-      "dev": true,
       "requires": {
         "bindings": "^1.5.0",
         "bip66": "^1.1.5",
@@ -5403,8 +5780,7 @@
         "bn.js": {
           "version": "4.11.8",
           "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
-          "dev": true
+          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
         }
       }
     },
@@ -5414,17 +5790,17 @@
       "integrity": "sha512-8OwmbklUNzwezjGInmZ+2clQmExQPvomqjL7LFqOYqtmuxRgQYqOD3mHaU+MvZn5FLUeVxVfQjwLZW/n/JFuqg=="
     },
     "seek-bzip": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/seek-bzip/-/seek-bzip-1.0.5.tgz",
-      "integrity": "sha1-z+kXyz0nS8/6x5J1ivUxc+sfq9w=",
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/seek-bzip/-/seek-bzip-1.0.6.tgz",
+      "integrity": "sha512-e1QtP3YL5tWww8uKaOCQ18UxIT2laNBXHjV/S2WYCiK4udiv8lkG89KRIoCjUagnAmCBurjF4zEVX2ByBbnCjQ==",
       "requires": {
-        "commander": "~2.8.1"
+        "commander": "^2.8.1"
       }
     },
     "semver": {
-      "version": "6.2.0",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-6.2.0.tgz",
-      "integrity": "sha512-jdFC1VdUGT/2Scgbimf7FSx9iJLXoqfglSF+gJeuNWVpiE37OIbc1jywR/GJyFdz3mnkz2/id0L0J/cr0izR5A=="
+      "version": "6.3.0",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+      "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
     },
     "semver-compare": {
       "version": "1.0.0",
@@ -5432,9 +5808,9 @@
       "integrity": "sha1-De4hahyUGrN+nvsXiPavxf9VN/w="
     },
     "send": {
-      "version": "0.17.1",
-      "resolved": "https://registry.npmjs.org/send/-/send-0.17.1.tgz",
-      "integrity": "sha512-BsVKsiGcQMFwT8UxypobUKyv7irCNRHk1T0G680vk88yf6LBByGcZJOTJCrTP2xVN6yI+XjPJcNuE3V4fT9sAg==",
+      "version": "0.17.2",
+      "resolved": "https://registry.npmjs.org/send/-/send-0.17.2.tgz",
+      "integrity": "sha512-UJYB6wFSJE3G00nEivR5rgWp8c2xXvJ3OPWPhmuteU0IKj8nKbG3DrjiOmLwpnHGYWAVwA69zmTm++YG0Hmwww==",
       "requires": {
         "debug": "2.6.9",
         "depd": "~1.1.2",
@@ -5443,9 +5819,9 @@
         "escape-html": "~1.0.3",
         "etag": "~1.8.1",
         "fresh": "0.5.2",
-        "http-errors": "~1.7.2",
+        "http-errors": "1.8.1",
         "mime": "1.6.0",
-        "ms": "2.1.1",
+        "ms": "2.1.3",
         "on-finished": "~2.3.0",
         "range-parser": "~1.2.1",
         "statuses": "~1.5.0"
@@ -5467,21 +5843,21 @@
           }
         },
         "ms": {
-          "version": "2.1.1",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
-          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg=="
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
         }
       }
     },
     "serve-static": {
-      "version": "1.14.1",
-      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
-      "integrity": "sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==",
+      "version": "1.14.2",
+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.2.tgz",
+      "integrity": "sha512-+TMNA9AFxUEGuC0z2mevogSnn9MXKb4fa7ngeRMJaaGv8vTwnIEkKi+QGvPt33HSnf8pRS+WGM0EbMtCJLKMBQ==",
       "requires": {
         "encodeurl": "~1.0.2",
         "escape-html": "~1.0.3",
         "parseurl": "~1.3.3",
-        "send": "0.17.1"
+        "send": "0.17.2"
       }
     },
     "servify": {
@@ -5508,9 +5884,9 @@
       "integrity": "sha1-IOgd5iLUoCWIzgyNqJc8vPHTE48="
     },
     "setprototypeof": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
-      "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw=="
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
+      "integrity": "sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw=="
     },
     "sha.js": {
       "version": "2.4.11",
@@ -5534,20 +5910,37 @@
       "resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz",
       "integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A=="
     },
+    "side-channel": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.0.4.tgz",
+      "integrity": "sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==",
+      "requires": {
+        "call-bind": "^1.0.0",
+        "get-intrinsic": "^1.0.2",
+        "object-inspect": "^1.9.0"
+      },
+      "dependencies": {
+        "object-inspect": {
+          "version": "1.12.0",
+          "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.12.0.tgz",
+          "integrity": "sha512-Ho2z80bVIvJloH+YzRmpZVQe87+qASmBUKZDWgx9cu+KDrX2ZDH/3tMy+gXbZETVGs2M8YdxObOh7XAtim9Y0g=="
+        }
+      }
+    },
     "signal-exit": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
       "integrity": "sha512-VUJ49FC8U1OxwZLxIbTTrDvLnf/6TDgxZcK8wxR8zs13xpx7xbG60ndBlhNrFi2EMuFRoeDoJO7wthSLq42EjA=="
     },
     "simple-concat": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.0.tgz",
-      "integrity": "sha1-c0TLuLbib7J9ZrL8hvn21Zl1IcY="
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.1.tgz",
+      "integrity": "sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q=="
     },
     "simple-get": {
-      "version": "2.8.1",
-      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-2.8.1.tgz",
-      "integrity": "sha512-lSSHRSw3mQNUGPAYRqo7xy9dhKmxFXIjLjp4KHpf99GEH2VH7C3AM+Qfx6du6jhfUi6Vm7XnbEVEf7Wb6N8jRw==",
+      "version": "2.8.2",
+      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-2.8.2.tgz",
+      "integrity": "sha512-Ijd/rV5o+mSBBs4F/x9oDPtTx9Zb6X9brmnXvMW4J7IR15ngi9q5xxqWBKU744jTZiaXtxaPL7uHG6vtN8kUkw==",
       "requires": {
         "decompress-response": "^3.3.0",
         "once": "^1.3.1",
@@ -5628,6 +6021,7 @@
       "version": "0.5.16",
       "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.16.tgz",
       "integrity": "sha512-efyLRJDr68D9hBBNIPWFjhpFzURh+KJykQwvMyW5UiZzYwoF6l4YMMDIJJEyFWxWCqfyxLzz6tSfUFR+kXXsVQ==",
+      "dev": true,
       "requires": {
         "buffer-from": "^1.0.0",
         "source-map": "^0.6.0"
@@ -5639,9 +6033,9 @@
       "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
     },
     "sshpk": {
-      "version": "1.16.1",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
-      "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
+      "version": "1.17.0",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.17.0.tgz",
+      "integrity": "sha512-/9HIEs1ZXGhSPE8X6Ccm7Nam1z8KcoCqPdI7ecm1N33EzAetWahvQWVqLZtaZQ+IDKX4IyA2o0gBzqIMkAagHQ==",
       "requires": {
         "asn1": "~0.2.3",
         "assert-plus": "^1.0.0",
@@ -5722,18 +6116,11 @@
       }
     },
     "string_decoder": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
       "requires": {
-        "safe-buffer": "~5.1.0"
-      },
-      "dependencies": {
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-        }
+        "safe-buffer": "~5.2.0"
       }
     },
     "stringify-object": {
@@ -5775,12 +6162,22 @@
         "is-hex-prefixed": "1.0.0"
       }
     },
+    "strip-indent": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/strip-indent/-/strip-indent-2.0.0.tgz",
+      "integrity": "sha1-XvjbKV0B5u1sv3qrlpmNeCJSe2g="
+    },
     "strip-json-comments": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
       "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
       "dev": true
     },
+    "super-split": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/super-split/-/super-split-1.1.0.tgz",
+      "integrity": "sha512-I4bA5mgcb6Fw5UJ+EkpzqXfiuvVGS/7MuND+oBxNFmxu3ugLNrdIatzBLfhFRMVMLxgSsRy+TjIktgkF9RFSNQ=="
+    },
     "supports-color": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
@@ -5790,13 +6187,12 @@
       }
     },
     "swarm-js": {
-      "version": "0.1.39",
-      "resolved": "https://registry.npmjs.org/swarm-js/-/swarm-js-0.1.39.tgz",
-      "integrity": "sha512-QLMqL2rzF6n5s50BptyD6Oi0R1aWlJC5Y17SRIVXRj6OR1DRIPM7nepvrxxkjA1zNzFz6mUOMjfeqeDaWB7OOg==",
+      "version": "0.1.40",
+      "resolved": "https://registry.npmjs.org/swarm-js/-/swarm-js-0.1.40.tgz",
+      "integrity": "sha512-yqiOCEoA4/IShXkY3WKwP5PvZhmoOOD8clsKA7EEcRILMkTEYHCQ21HDCAcVpmIxZq4LyZvWeRJ6quIyHk1caA==",
       "requires": {
         "bluebird": "^3.5.0",
         "buffer": "^5.0.5",
-        "decompress": "^4.0.0",
         "eth-lib": "^0.1.26",
         "fs-extra": "^4.0.2",
         "got": "^7.1.0",
@@ -5805,9 +6201,27 @@
         "mock-fs": "^4.1.0",
         "setimmediate": "^1.0.5",
         "tar": "^4.0.2",
-        "xhr-request-promise": "^0.1.2"
+        "xhr-request": "^1.0.1"
       },
       "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.1.29",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.1.29.tgz",
+          "integrity": "sha512-bfttrr3/7gG4E02HoWTDUcDDslN003OlOoBxk9virpAZQ1ja/jDgwkWB8QfJF7ojuEowrqy+lzp9VcJG7/k5bQ==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "nano-json-stream-parser": "^0.1.2",
+            "servify": "^0.1.12",
+            "ws": "^3.0.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
         "get-stream": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
@@ -5928,25 +6342,30 @@
       }
     },
     "tar": {
-      "version": "4.4.13",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.13.tgz",
-      "integrity": "sha512-w2VwSrBoHa5BsSyH+KxEqeQBAllHhccyMFVHtGtdMpF4W7IRWfZjFiQceJPChOeTsSDVUpER2T8FA93pr0L+QA==",
-      "requires": {
-        "chownr": "^1.1.1",
-        "fs-minipass": "^1.2.5",
-        "minipass": "^2.8.6",
-        "minizlib": "^1.2.1",
-        "mkdirp": "^0.5.0",
-        "safe-buffer": "^5.1.2",
-        "yallist": "^3.0.3"
+      "version": "4.4.19",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.19.tgz",
+      "integrity": "sha512-a20gEsvHnWe0ygBY8JbxoM4w3SJdhc7ZAuxkLqh+nvNQN2IOt0B5lLgM490X5Hl8FF0dl0tOf2ewFYAlIFgzVA==",
+      "requires": {
+        "chownr": "^1.1.4",
+        "fs-minipass": "^1.2.7",
+        "minipass": "^2.9.0",
+        "minizlib": "^1.3.3",
+        "mkdirp": "^0.5.5",
+        "safe-buffer": "^5.2.1",
+        "yallist": "^3.1.1"
       },
       "dependencies": {
+        "minimist": {
+          "version": "1.2.6",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.6.tgz",
+          "integrity": "sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q=="
+        },
         "mkdirp": {
-          "version": "0.5.5",
-          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz",
-          "integrity": "sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==",
+          "version": "0.5.6",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
+          "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
           "requires": {
-            "minimist": "^1.2.5"
+            "minimist": "^1.2.6"
           }
         }
       }
@@ -5963,6 +6382,35 @@
         "readable-stream": "^2.3.0",
         "to-buffer": "^1.1.1",
         "xtend": "^4.0.0"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "2.3.7",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+          "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+          "requires": {
+            "safe-buffer": "~5.1.0"
+          }
+        }
       }
     },
     "text-table": {
@@ -6009,9 +6457,9 @@
       }
     },
     "toidentifier": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
-      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw=="
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
+      "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA=="
     },
     "tough-cookie": {
       "version": "2.5.0",
@@ -6197,10 +6645,28 @@
       "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.1.tgz",
       "integrity": "sha512-UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og=="
     },
+    "unbox-primitive": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/unbox-primitive/-/unbox-primitive-1.0.1.tgz",
+      "integrity": "sha512-tZU/3NqK3dA5gpE1KtyiJUrEB0lxnGkMFHptJ7q6ewdZ8s12QrODwNbhIJStmJkd1QDXa1NRA8aF2A1zk/Ypyw==",
+      "requires": {
+        "function-bind": "^1.1.1",
+        "has-bigints": "^1.0.1",
+        "has-symbols": "^1.0.2",
+        "which-boxed-primitive": "^1.0.2"
+      },
+      "dependencies": {
+        "has-symbols": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.3.tgz",
+          "integrity": "sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A=="
+        }
+      }
+    },
     "unbzip2-stream": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.4.0.tgz",
-      "integrity": "sha512-kVx7CDAsdBSWVf404Mw7oI9i09w5/mTT/Ruk+RWa64PLYKvsAucLLFHvQtnvjeADM4ZizxrvG5SHnF4Te4T2Cg==",
+      "version": "1.4.3",
+      "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz",
+      "integrity": "sha512-mlExGW4w71ebDJviH16lQLtZS32VKqsSfk80GCfUlwT/4/hNRFsoscrF/c++9xinkMzECL1uL9DDwXqFWkruPg==",
       "requires": {
         "buffer": "^5.2.1",
         "through": "^2.3.8"
@@ -6247,11 +6713,32 @@
       "resolved": "https://registry.npmjs.org/url-to-options/-/url-to-options-1.0.1.tgz",
       "integrity": "sha1-FQWgOiiaSMvXpDTvuu7FBV9WM6k="
     },
+    "utf-8-validate": {
+      "version": "5.0.9",
+      "resolved": "https://registry.npmjs.org/utf-8-validate/-/utf-8-validate-5.0.9.tgz",
+      "integrity": "sha512-Yek7dAy0v3Kl0orwMlvi7TPtiCNrdfHNd7Gcc/pLq4BLXqfAmd0J7OWMizUQnTTJsyjKn02mU7anqwfmUP4J8Q==",
+      "requires": {
+        "node-gyp-build": "^4.3.0"
+      }
+    },
     "utf8": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/utf8/-/utf8-3.0.0.tgz",
       "integrity": "sha512-E8VjFIQ/TyQgp+TZfS6l8yp/xWppSAHzidGiRrqe4bK4XP9pTRyKFgGJpO3SN7zdX4DeomTrwaseCHovfpFcqQ=="
     },
+    "util": {
+      "version": "0.12.4",
+      "resolved": "https://registry.npmjs.org/util/-/util-0.12.4.tgz",
+      "integrity": "sha512-bxZ9qtSlGUWSOy9Qa9Xgk11kSslpuZwaxCg4sNIDj6FLucDab2JxnHwyNTCpHMtK1MjoQiWQ6DiUMZYbSrO+Sw==",
+      "requires": {
+        "inherits": "^2.0.3",
+        "is-arguments": "^1.0.4",
+        "is-generator-function": "^1.0.7",
+        "is-typed-array": "^1.1.3",
+        "safe-buffer": "^5.1.2",
+        "which-typed-array": "^1.1.2"
+      }
+    },
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -6267,6 +6754,11 @@
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-2.0.1.tgz",
       "integrity": "sha1-wqMN7bPlNdcsz4LjQ5QaULqFM6w="
     },
+    "varint": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/varint/-/varint-5.0.2.tgz",
+      "integrity": "sha512-lKxKYG6H03yCZUpAGOPOsMcGxd1RHCu1iKvEHYDPmTyq2HueGhD73ssNBqqQWfvYs04G9iUFRvmAVLW20Jw6ow=="
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -6294,27 +6786,440 @@
         "web3-net": "1.2.1",
         "web3-shh": "1.2.1",
         "web3-utils": "1.2.1"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "eth-lib": {
+          "version": "0.1.29",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.1.29.tgz",
+          "integrity": "sha512-bfttrr3/7gG4E02HoWTDUcDDslN003OlOoBxk9virpAZQ1ja/jDgwkWB8QfJF7ojuEowrqy+lzp9VcJG7/k5bQ==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "nano-json-stream-parser": "^0.1.2",
+            "servify": "^0.1.12",
+            "ws": "^3.0.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "eventemitter3": {
+          "version": "3.1.2",
+          "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-3.1.2.tgz",
+          "integrity": "sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q=="
+        },
+        "get-stream": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
+          "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ="
+        },
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+        },
+        "oboe": {
+          "version": "2.1.4",
+          "resolved": "https://registry.npmjs.org/oboe/-/oboe-2.1.4.tgz",
+          "integrity": "sha1-IMiM2wwVNxuwQRklfU/dNLCqSfY=",
+          "requires": {
+            "http-https": "^1.0.0"
+          }
+        },
+        "p-cancelable": {
+          "version": "0.3.0",
+          "resolved": "https://registry.npmjs.org/p-cancelable/-/p-cancelable-0.3.0.tgz",
+          "integrity": "sha512-RVbZPLso8+jFeq1MfNvgXtCRED2raz/dKpacfTNxsx6pLEpEomM7gah6VeHSYV3+vo0OAi4MkArtQcWWXuQoyw=="
+        },
+        "prepend-http": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/prepend-http/-/prepend-http-1.0.4.tgz",
+          "integrity": "sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw="
+        },
+        "semver": {
+          "version": "6.2.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.2.0.tgz",
+          "integrity": "sha512-jdFC1VdUGT/2Scgbimf7FSx9iJLXoqfglSF+gJeuNWVpiE37OIbc1jywR/GJyFdz3mnkz2/id0L0J/cr0izR5A=="
+        },
+        "setimmediate": {
+          "version": "1.0.5",
+          "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
+          "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU="
+        },
+        "swarm-js": {
+          "version": "0.1.39",
+          "resolved": "https://registry.npmjs.org/swarm-js/-/swarm-js-0.1.39.tgz",
+          "integrity": "sha512-QLMqL2rzF6n5s50BptyD6Oi0R1aWlJC5Y17SRIVXRj6OR1DRIPM7nepvrxxkjA1zNzFz6mUOMjfeqeDaWB7OOg==",
+          "requires": {
+            "bluebird": "^3.5.0",
+            "buffer": "^5.0.5",
+            "decompress": "^4.0.0",
+            "eth-lib": "^0.1.26",
+            "fs-extra": "^4.0.2",
+            "got": "^7.1.0",
+            "mime-types": "^2.1.16",
+            "mkdirp-promise": "^5.0.1",
+            "mock-fs": "^4.1.0",
+            "setimmediate": "^1.0.5",
+            "tar": "^4.0.2",
+            "xhr-request-promise": "^0.1.2"
+          },
+          "dependencies": {
+            "got": {
+              "version": "7.1.0",
+              "resolved": "https://registry.npmjs.org/got/-/got-7.1.0.tgz",
+              "integrity": "sha512-Y5WMo7xKKq1muPsxD+KmrR8DH5auG7fBdDVueZwETwV6VytKyU9OX/ddpq2/1hp1vIPvVb4T81dKQz3BivkNLw==",
+              "requires": {
+                "decompress-response": "^3.2.0",
+                "duplexer3": "^0.1.4",
+                "get-stream": "^3.0.0",
+                "is-plain-obj": "^1.1.0",
+                "is-retry-allowed": "^1.0.0",
+                "is-stream": "^1.0.0",
+                "isurl": "^1.0.0-alpha5",
+                "lowercase-keys": "^1.0.0",
+                "p-cancelable": "^0.3.0",
+                "p-timeout": "^1.1.1",
+                "safe-buffer": "^5.0.1",
+                "timed-out": "^4.0.0",
+                "url-parse-lax": "^1.0.0",
+                "url-to-options": "^1.0.1"
+              }
+            }
+          }
+        },
+        "url-parse-lax": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-1.0.0.tgz",
+          "integrity": "sha1-evjzA2Rem9eaJy56FKxovAYJ2nM=",
+          "requires": {
+            "prepend-http": "^1.0.1"
+          }
+        },
+        "uuid": {
+          "version": "3.3.2",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
+          "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA=="
+        },
+        "web3-bzz": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-bzz/-/web3-bzz-1.2.1.tgz",
+          "integrity": "sha512-LdOO44TuYbGIPfL4ilkuS89GQovxUpmLz6C1UC7VYVVRILeZS740FVB3j9V4P4FHUk1RenaDfKhcntqgVCHtjw==",
+          "requires": {
+            "got": "9.6.0",
+            "swarm-js": "0.1.39",
+            "underscore": "1.9.1"
+          }
+        },
+        "web3-core": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-core/-/web3-core-1.2.1.tgz",
+          "integrity": "sha512-5ODwIqgl8oIg/0+Ai4jsLxkKFWJYE0uLuE1yUKHNVCL4zL6n3rFjRMpKPokd6id6nJCNgeA64KdWQ4XfpnjdMg==",
+          "requires": {
+            "web3-core-helpers": "1.2.1",
+            "web3-core-method": "1.2.1",
+            "web3-core-requestmanager": "1.2.1",
+            "web3-utils": "1.2.1"
+          }
+        },
+        "web3-core-method": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-core-method/-/web3-core-method-1.2.1.tgz",
+          "integrity": "sha512-Ghg2WS23qi6Xj8Od3VCzaImLHseEA7/usvnOItluiIc5cKs00WYWsNy2YRStzU9a2+z8lwQywPYp0nTzR/QXdQ==",
+          "requires": {
+            "underscore": "1.9.1",
+            "web3-core-helpers": "1.2.1",
+            "web3-core-promievent": "1.2.1",
+            "web3-core-subscriptions": "1.2.1",
+            "web3-utils": "1.2.1"
+          }
+        },
+        "web3-core-requestmanager": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-core-requestmanager/-/web3-core-requestmanager-1.2.1.tgz",
+          "integrity": "sha512-xfknTC69RfYmLKC+83Jz73IC3/sS2ZLhGtX33D4Q5nQ8yc39ElyAolxr9sJQS8kihOcM6u4J+8gyGMqsLcpIBg==",
+          "requires": {
+            "underscore": "1.9.1",
+            "web3-core-helpers": "1.2.1",
+            "web3-providers-http": "1.2.1",
+            "web3-providers-ipc": "1.2.1",
+            "web3-providers-ws": "1.2.1"
+          }
+        },
+        "web3-core-subscriptions": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-core-subscriptions/-/web3-core-subscriptions-1.2.1.tgz",
+          "integrity": "sha512-nmOwe3NsB8V8UFsY1r+sW6KjdOS68h8nuh7NzlWxBQT/19QSUGiERRTaZXWu5BYvo1EoZRMxCKyCQpSSXLc08g==",
+          "requires": {
+            "eventemitter3": "3.1.2",
+            "underscore": "1.9.1",
+            "web3-core-helpers": "1.2.1"
+          }
+        },
+        "web3-eth": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-eth/-/web3-eth-1.2.1.tgz",
+          "integrity": "sha512-/2xly4Yry5FW1i+uygPjhfvgUP/MS/Dk+PDqmzp5M88tS86A+j8BzKc23GrlA8sgGs0645cpZK/999LpEF5UdA==",
+          "requires": {
+            "underscore": "1.9.1",
+            "web3-core": "1.2.1",
+            "web3-core-helpers": "1.2.1",
+            "web3-core-method": "1.2.1",
+            "web3-core-subscriptions": "1.2.1",
+            "web3-eth-abi": "1.2.1",
+            "web3-eth-accounts": "1.2.1",
+            "web3-eth-contract": "1.2.1",
+            "web3-eth-ens": "1.2.1",
+            "web3-eth-iban": "1.2.1",
+            "web3-eth-personal": "1.2.1",
+            "web3-net": "1.2.1",
+            "web3-utils": "1.2.1"
+          }
+        },
+        "web3-eth-accounts": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-eth-accounts/-/web3-eth-accounts-1.2.1.tgz",
+          "integrity": "sha512-26I4qq42STQ8IeKUyur3MdQ1NzrzCqPsmzqpux0j6X/XBD7EjZ+Cs0lhGNkSKH5dI3V8CJasnQ5T1mNKeWB7nQ==",
+          "requires": {
+            "any-promise": "1.3.0",
+            "crypto-browserify": "3.12.0",
+            "eth-lib": "0.2.7",
+            "scryptsy": "2.1.0",
+            "semver": "6.2.0",
+            "underscore": "1.9.1",
+            "uuid": "3.3.2",
+            "web3-core": "1.2.1",
+            "web3-core-helpers": "1.2.1",
+            "web3-core-method": "1.2.1",
+            "web3-utils": "1.2.1"
+          },
+          "dependencies": {
+            "eth-lib": {
+              "version": "0.2.7",
+              "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.7.tgz",
+              "integrity": "sha1-L5Pxex4jrsN1nNSj/iDBKGo/wco=",
+              "requires": {
+                "bn.js": "^4.11.6",
+                "elliptic": "^6.4.0",
+                "xhr-request-promise": "^0.1.2"
+              }
+            }
+          }
+        },
+        "web3-eth-contract": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-eth-contract/-/web3-eth-contract-1.2.1.tgz",
+          "integrity": "sha512-kYFESbQ3boC9bl2rYVghj7O8UKMiuKaiMkxvRH5cEDHil8V7MGEGZNH0slSdoyeftZVlaWSMqkRP/chfnKND0g==",
+          "requires": {
+            "underscore": "1.9.1",
+            "web3-core": "1.2.1",
+            "web3-core-helpers": "1.2.1",
+            "web3-core-method": "1.2.1",
+            "web3-core-promievent": "1.2.1",
+            "web3-core-subscriptions": "1.2.1",
+            "web3-eth-abi": "1.2.1",
+            "web3-utils": "1.2.1"
+          }
+        },
+        "web3-eth-ens": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-eth-ens/-/web3-eth-ens-1.2.1.tgz",
+          "integrity": "sha512-lhP1kFhqZr2nnbu3CGIFFrAnNxk2veXpOXBY48Tub37RtobDyHijHgrj+xTh+mFiPokyrapVjpFsbGa+Xzye4Q==",
+          "requires": {
+            "eth-ens-namehash": "2.0.8",
+            "underscore": "1.9.1",
+            "web3-core": "1.2.1",
+            "web3-core-helpers": "1.2.1",
+            "web3-core-promievent": "1.2.1",
+            "web3-eth-abi": "1.2.1",
+            "web3-eth-contract": "1.2.1",
+            "web3-utils": "1.2.1"
+          }
+        },
+        "web3-eth-iban": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-eth-iban/-/web3-eth-iban-1.2.1.tgz",
+          "integrity": "sha512-9gkr4QPl1jCU+wkgmZ8EwODVO3ovVj6d6JKMos52ggdT2YCmlfvFVF6wlGLwi0VvNa/p+0BjJzaqxnnG/JewjQ==",
+          "requires": {
+            "bn.js": "4.11.8",
+            "web3-utils": "1.2.1"
+          },
+          "dependencies": {
+            "bn.js": {
+              "version": "4.11.8",
+              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
+              "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+            }
+          }
+        },
+        "web3-eth-personal": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-eth-personal/-/web3-eth-personal-1.2.1.tgz",
+          "integrity": "sha512-RNDVSiaSoY4aIp8+Hc7z+X72H7lMb3fmAChuSBADoEc7DsJrY/d0R5qQDK9g9t2BO8oxgLrLNyBP/9ub2Hc6Bg==",
+          "requires": {
+            "web3-core": "1.2.1",
+            "web3-core-helpers": "1.2.1",
+            "web3-core-method": "1.2.1",
+            "web3-net": "1.2.1",
+            "web3-utils": "1.2.1"
+          }
+        },
+        "web3-net": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-net/-/web3-net-1.2.1.tgz",
+          "integrity": "sha512-Yt1Bs7WgnLESPe0rri/ZoPWzSy55ovioaP35w1KZydrNtQ5Yq4WcrAdhBzcOW7vAkIwrsLQsvA+hrOCy7mNauw==",
+          "requires": {
+            "web3-core": "1.2.1",
+            "web3-core-method": "1.2.1",
+            "web3-utils": "1.2.1"
+          }
+        },
+        "web3-providers-http": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-providers-http/-/web3-providers-http-1.2.1.tgz",
+          "integrity": "sha512-BDtVUVolT9b3CAzeGVA/np1hhn7RPUZ6YYGB/sYky+GjeO311Yoq8SRDUSezU92x8yImSC2B+SMReGhd1zL+bQ==",
+          "requires": {
+            "web3-core-helpers": "1.2.1",
+            "xhr2-cookies": "1.1.0"
+          }
+        },
+        "web3-providers-ipc": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-providers-ipc/-/web3-providers-ipc-1.2.1.tgz",
+          "integrity": "sha512-oPEuOCwxVx8L4CPD0TUdnlOUZwGBSRKScCz/Ws2YHdr9Ium+whm+0NLmOZjkjQp5wovQbyBzNa6zJz1noFRvFA==",
+          "requires": {
+            "oboe": "2.1.4",
+            "underscore": "1.9.1",
+            "web3-core-helpers": "1.2.1"
+          }
+        },
+        "web3-providers-ws": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-providers-ws/-/web3-providers-ws-1.2.1.tgz",
+          "integrity": "sha512-oqsQXzu+ejJACVHy864WwIyw+oB21nw/pI65/sD95Zi98+/HQzFfNcIFneF1NC4bVF3VNX4YHTNq2I2o97LAiA==",
+          "requires": {
+            "underscore": "1.9.1",
+            "web3-core-helpers": "1.2.1",
+            "websocket": "github:web3-js/WebSocket-Node#polyfill/globalThis"
+          }
+        },
+        "web3-shh": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-shh/-/web3-shh-1.2.1.tgz",
+          "integrity": "sha512-/3Cl04nza5kuFn25bV3FJWa0s3Vafr5BlT933h26xovQ6HIIz61LmvNQlvX1AhFL+SNJOTcQmK1SM59vcyC8bA==",
+          "requires": {
+            "web3-core": "1.2.1",
+            "web3-core-method": "1.2.1",
+            "web3-core-subscriptions": "1.2.1",
+            "web3-net": "1.2.1"
+          }
+        },
+        "websocket": {
+          "version": "github:web3-js/WebSocket-Node#ef5ea2f41daf4a2113b80c9223df884b4d56c400",
+          "from": "github:web3-js/WebSocket-Node#polyfill/globalThis",
+          "requires": {
+            "debug": "^2.2.0",
+            "es5-ext": "^0.10.50",
+            "nan": "^2.14.0",
+            "typedarray-to-buffer": "^3.1.5",
+            "yaeti": "^0.0.6"
+          }
+        }
       }
     },
     "web3-bzz": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-bzz/-/web3-bzz-1.2.1.tgz",
-      "integrity": "sha512-LdOO44TuYbGIPfL4ilkuS89GQovxUpmLz6C1UC7VYVVRILeZS740FVB3j9V4P4FHUk1RenaDfKhcntqgVCHtjw==",
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-bzz/-/web3-bzz-1.3.6.tgz",
+      "integrity": "sha512-ibHdx1wkseujFejrtY7ZyC0QxQ4ATXjzcNUpaLrvM6AEae8prUiyT/OloG9FWDgFD2CPLwzKwfSQezYQlANNlw==",
       "requires": {
+        "@types/node": "^12.12.6",
         "got": "9.6.0",
-        "swarm-js": "0.1.39",
-        "underscore": "1.9.1"
+        "swarm-js": "^0.1.40",
+        "underscore": "1.12.1"
+      },
+      "dependencies": {
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        }
       }
     },
     "web3-core": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-core/-/web3-core-1.2.1.tgz",
-      "integrity": "sha512-5ODwIqgl8oIg/0+Ai4jsLxkKFWJYE0uLuE1yUKHNVCL4zL6n3rFjRMpKPokd6id6nJCNgeA64KdWQ4XfpnjdMg==",
-      "requires": {
-        "web3-core-helpers": "1.2.1",
-        "web3-core-method": "1.2.1",
-        "web3-core-requestmanager": "1.2.1",
-        "web3-utils": "1.2.1"
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-core/-/web3-core-1.3.6.tgz",
+      "integrity": "sha512-gkLDM4T1Sc0T+HZIwxrNrwPg0IfWI0oABSglP2X5ZbBAYVUeEATA0o92LWV8BeF+okvKXLK1Fek/p6axwM/h3Q==",
+      "requires": {
+        "@types/bn.js": "^4.11.5",
+        "@types/node": "^12.12.6",
+        "bignumber.js": "^9.0.0",
+        "web3-core-helpers": "1.3.6",
+        "web3-core-method": "1.3.6",
+        "web3-core-requestmanager": "1.3.6",
+        "web3-utils": "1.3.6"
+      },
+      "dependencies": {
+        "bignumber.js": {
+          "version": "9.0.2",
+          "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-9.0.2.tgz",
+          "integrity": "sha512-GAcQvbpsM0pUb0zw1EI0KhQEZ+lRwR5fYaAp3vPOYuP7aDvGy6cVN6XHLauvF8SOga2y0dcLcjt3iQDTSEliyw=="
+        },
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-core-helpers": {
@@ -6325,18 +7230,90 @@
         "underscore": "1.9.1",
         "web3-eth-iban": "1.2.1",
         "web3-utils": "1.2.1"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.11.8",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
+          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+        },
+        "web3-eth-iban": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/web3-eth-iban/-/web3-eth-iban-1.2.1.tgz",
+          "integrity": "sha512-9gkr4QPl1jCU+wkgmZ8EwODVO3ovVj6d6JKMos52ggdT2YCmlfvFVF6wlGLwi0VvNa/p+0BjJzaqxnnG/JewjQ==",
+          "requires": {
+            "bn.js": "4.11.8",
+            "web3-utils": "1.2.1"
+          }
+        }
       }
     },
     "web3-core-method": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-core-method/-/web3-core-method-1.2.1.tgz",
-      "integrity": "sha512-Ghg2WS23qi6Xj8Od3VCzaImLHseEA7/usvnOItluiIc5cKs00WYWsNy2YRStzU9a2+z8lwQywPYp0nTzR/QXdQ==",
-      "requires": {
-        "underscore": "1.9.1",
-        "web3-core-helpers": "1.2.1",
-        "web3-core-promievent": "1.2.1",
-        "web3-core-subscriptions": "1.2.1",
-        "web3-utils": "1.2.1"
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-core-method/-/web3-core-method-1.3.6.tgz",
+      "integrity": "sha512-RyegqVGxn0cyYW5yzAwkPlsSEynkdPiegd7RxgB4ak1eKk2Cv1q2x4C7D2sZjeeCEF+q6fOkVmo2OZNqS2iQxg==",
+      "requires": {
+        "@ethersproject/transactions": "^5.0.0-beta.135",
+        "underscore": "1.12.1",
+        "web3-core-helpers": "1.3.6",
+        "web3-core-promievent": "1.3.6",
+        "web3-core-subscriptions": "1.3.6",
+        "web3-utils": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-core-promievent": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-promievent/-/web3-core-promievent-1.3.6.tgz",
+          "integrity": "sha512-Z+QzfyYDTXD5wJmZO5wwnRO8bAAHEItT1XNSPVb4J1CToV/I/SbF7CuF8Uzh2jns0Cm1109o666H7StFFvzVKw==",
+          "requires": {
+            "eventemitter3": "4.0.4"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-core-promievent": {
@@ -6346,48 +7323,207 @@
       "requires": {
         "any-promise": "1.3.0",
         "eventemitter3": "3.1.2"
+      },
+      "dependencies": {
+        "eventemitter3": {
+          "version": "3.1.2",
+          "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-3.1.2.tgz",
+          "integrity": "sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q=="
+        }
       }
     },
     "web3-core-requestmanager": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-core-requestmanager/-/web3-core-requestmanager-1.2.1.tgz",
-      "integrity": "sha512-xfknTC69RfYmLKC+83Jz73IC3/sS2ZLhGtX33D4Q5nQ8yc39ElyAolxr9sJQS8kihOcM6u4J+8gyGMqsLcpIBg==",
-      "requires": {
-        "underscore": "1.9.1",
-        "web3-core-helpers": "1.2.1",
-        "web3-providers-http": "1.2.1",
-        "web3-providers-ipc": "1.2.1",
-        "web3-providers-ws": "1.2.1"
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-core-requestmanager/-/web3-core-requestmanager-1.3.6.tgz",
+      "integrity": "sha512-2rIaeuqeo7QN1Eex7aXP0ZqeteJEPWXYFS/M3r3LXMiV8R4STQBKE+//dnHJXoo2ctzEB5cgd+7NaJM8S3gPyA==",
+      "requires": {
+        "underscore": "1.12.1",
+        "util": "^0.12.0",
+        "web3-core-helpers": "1.3.6",
+        "web3-providers-http": "1.3.6",
+        "web3-providers-ipc": "1.3.6",
+        "web3-providers-ws": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-core-subscriptions": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-core-subscriptions/-/web3-core-subscriptions-1.2.1.tgz",
-      "integrity": "sha512-nmOwe3NsB8V8UFsY1r+sW6KjdOS68h8nuh7NzlWxBQT/19QSUGiERRTaZXWu5BYvo1EoZRMxCKyCQpSSXLc08g==",
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-core-subscriptions/-/web3-core-subscriptions-1.3.6.tgz",
+      "integrity": "sha512-wi9Z9X5X75OKvxAg42GGIf81ttbNR2TxzkAsp1g+nnp5K8mBwgZvXrIsDuj7Z7gx72Y45mWJADCWjk/2vqNu8g==",
       "requires": {
-        "eventemitter3": "3.1.2",
-        "underscore": "1.9.1",
-        "web3-core-helpers": "1.2.1"
+        "eventemitter3": "4.0.4",
+        "underscore": "1.12.1",
+        "web3-core-helpers": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-eth": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-eth/-/web3-eth-1.2.1.tgz",
-      "integrity": "sha512-/2xly4Yry5FW1i+uygPjhfvgUP/MS/Dk+PDqmzp5M88tS86A+j8BzKc23GrlA8sgGs0645cpZK/999LpEF5UdA==",
-      "requires": {
-        "underscore": "1.9.1",
-        "web3-core": "1.2.1",
-        "web3-core-helpers": "1.2.1",
-        "web3-core-method": "1.2.1",
-        "web3-core-subscriptions": "1.2.1",
-        "web3-eth-abi": "1.2.1",
-        "web3-eth-accounts": "1.2.1",
-        "web3-eth-contract": "1.2.1",
-        "web3-eth-ens": "1.2.1",
-        "web3-eth-iban": "1.2.1",
-        "web3-eth-personal": "1.2.1",
-        "web3-net": "1.2.1",
-        "web3-utils": "1.2.1"
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-eth/-/web3-eth-1.3.6.tgz",
+      "integrity": "sha512-9+rnywRRpyX3C4hfsAQXPQh6vHh9XzQkgLxo3gyeXfbhbShUoq2gFVuy42vsRs//6JlsKdyZS7Z3hHPHz2wreA==",
+      "requires": {
+        "underscore": "1.12.1",
+        "web3-core": "1.3.6",
+        "web3-core-helpers": "1.3.6",
+        "web3-core-method": "1.3.6",
+        "web3-core-subscriptions": "1.3.6",
+        "web3-eth-abi": "1.3.6",
+        "web3-eth-accounts": "1.3.6",
+        "web3-eth-contract": "1.3.6",
+        "web3-eth-ens": "1.3.6",
+        "web3-eth-iban": "1.3.6",
+        "web3-eth-personal": "1.3.6",
+        "web3-net": "1.3.6",
+        "web3-utils": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-eth-abi": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-eth-abi/-/web3-eth-abi-1.3.6.tgz",
+          "integrity": "sha512-Or5cRnZu6WzgScpmbkvC6bfNxR26hqiKK4i8sMPFeTUABQcb/FU3pBj7huBLYbp9dH+P5W79D2MqwbWwjj9DoQ==",
+          "requires": {
+            "@ethersproject/abi": "5.0.7",
+            "underscore": "1.12.1",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-eth-abi": {
@@ -6401,14 +7537,14 @@
       },
       "dependencies": {
         "@types/node": {
-          "version": "10.17.18",
-          "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.18.tgz",
-          "integrity": "sha512-DQ2hl/Jl3g33KuAUOcMrcAOtsbzb+y/ufakzAdeK9z/H/xsvkpbETZZbPNMIiQuk24f5ZRMCcZIViAwyFIiKmg=="
+          "version": "10.17.60",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.60.tgz",
+          "integrity": "sha512-F0KIgDJfy2nA3zMLmWGKxcH2ZVEtCZXHHdOQs2gSaQ27+lNeEfGxzkIw90aXswATX7AZ33tahPbzy6KAfUreVw=="
         },
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         },
         "elliptic": {
           "version": "6.3.3",
@@ -6438,159 +7574,592 @@
             "xmlhttprequest": "1.8.0"
           }
         },
-        "scrypt-js": {
-          "version": "2.0.3",
-          "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-2.0.3.tgz",
-          "integrity": "sha1-uwBAvgMEPamgEqLOqfyfhSz8h9Q="
+        "hash.js": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/hash.js/-/hash.js-1.1.3.tgz",
+          "integrity": "sha512-/UETyP0W22QILqS+6HowevwhEFJ3MBJnwTf75Qob9Wz9t0DPuisL8kW8YZMK62dHAKE1c1p+gY1TtOLY+USEHA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "minimalistic-assert": "^1.0.0"
+          }
+        },
+        "scrypt-js": {
+          "version": "2.0.3",
+          "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-2.0.3.tgz",
+          "integrity": "sha1-uwBAvgMEPamgEqLOqfyfhSz8h9Q="
+        }
+      }
+    },
+    "web3-eth-accounts": {
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-eth-accounts/-/web3-eth-accounts-1.3.6.tgz",
+      "integrity": "sha512-Ilr0hG6ONbCdSlVKffasCmNwftD5HsNpwyQASevocIQwHdTlvlwO0tb3oGYuajbKOaDzNTwXfz25bttAEoFCGA==",
+      "requires": {
+        "crypto-browserify": "3.12.0",
+        "eth-lib": "0.2.8",
+        "ethereumjs-common": "^1.3.2",
+        "ethereumjs-tx": "^2.1.1",
+        "scrypt-js": "^3.0.1",
+        "underscore": "1.12.1",
+        "uuid": "3.3.2",
+        "web3-core": "1.3.6",
+        "web3-core-helpers": "1.3.6",
+        "web3-core-method": "1.3.6",
+        "web3-utils": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "scrypt-js": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-3.0.1.tgz",
+          "integrity": "sha512-cdwTTnqPu0Hyvf5in5asVdZocVDTNRmR7XEcJuIzMjJeSHybHl7vpB66AzwTaIg6CLSbtjcxc8fqcySfnTkccA=="
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "uuid": {
+          "version": "3.3.2",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
+          "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
+      }
+    },
+    "web3-eth-contract": {
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-eth-contract/-/web3-eth-contract-1.3.6.tgz",
+      "integrity": "sha512-8gDaRrLF2HCg+YEZN1ov0zN35vmtPnGf3h1DxmJQK5Wm2lRMLomz9rsWsuvig3UJMHqZAQKD7tOl3ocJocQsmA==",
+      "requires": {
+        "@types/bn.js": "^4.11.5",
+        "underscore": "1.12.1",
+        "web3-core": "1.3.6",
+        "web3-core-helpers": "1.3.6",
+        "web3-core-method": "1.3.6",
+        "web3-core-promievent": "1.3.6",
+        "web3-core-subscriptions": "1.3.6",
+        "web3-eth-abi": "1.3.6",
+        "web3-utils": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-core-promievent": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-promievent/-/web3-core-promievent-1.3.6.tgz",
+          "integrity": "sha512-Z+QzfyYDTXD5wJmZO5wwnRO8bAAHEItT1XNSPVb4J1CToV/I/SbF7CuF8Uzh2jns0Cm1109o666H7StFFvzVKw==",
+          "requires": {
+            "eventemitter3": "4.0.4"
+          }
+        },
+        "web3-eth-abi": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-eth-abi/-/web3-eth-abi-1.3.6.tgz",
+          "integrity": "sha512-Or5cRnZu6WzgScpmbkvC6bfNxR26hqiKK4i8sMPFeTUABQcb/FU3pBj7huBLYbp9dH+P5W79D2MqwbWwjj9DoQ==",
+          "requires": {
+            "@ethersproject/abi": "5.0.7",
+            "underscore": "1.12.1",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
+      }
+    },
+    "web3-eth-ens": {
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-eth-ens/-/web3-eth-ens-1.3.6.tgz",
+      "integrity": "sha512-n27HNj7lpSkRxTgSx+Zo7cmKAgyg2ElFilaFlUu/X2CNH23lXfcPm2bWssivH9z0ndhg0OyR4AYFZqPaqDHkJA==",
+      "requires": {
+        "content-hash": "^2.5.2",
+        "eth-ens-namehash": "2.0.8",
+        "underscore": "1.12.1",
+        "web3-core": "1.3.6",
+        "web3-core-helpers": "1.3.6",
+        "web3-core-promievent": "1.3.6",
+        "web3-eth-abi": "1.3.6",
+        "web3-eth-contract": "1.3.6",
+        "web3-utils": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-core-promievent": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-promievent/-/web3-core-promievent-1.3.6.tgz",
+          "integrity": "sha512-Z+QzfyYDTXD5wJmZO5wwnRO8bAAHEItT1XNSPVb4J1CToV/I/SbF7CuF8Uzh2jns0Cm1109o666H7StFFvzVKw==",
+          "requires": {
+            "eventemitter3": "4.0.4"
+          }
+        },
+        "web3-eth-abi": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-eth-abi/-/web3-eth-abi-1.3.6.tgz",
+          "integrity": "sha512-Or5cRnZu6WzgScpmbkvC6bfNxR26hqiKK4i8sMPFeTUABQcb/FU3pBj7huBLYbp9dH+P5W79D2MqwbWwjj9DoQ==",
+          "requires": {
+            "@ethersproject/abi": "5.0.7",
+            "underscore": "1.12.1",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
         }
       }
     },
-    "web3-eth-accounts": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-eth-accounts/-/web3-eth-accounts-1.2.1.tgz",
-      "integrity": "sha512-26I4qq42STQ8IeKUyur3MdQ1NzrzCqPsmzqpux0j6X/XBD7EjZ+Cs0lhGNkSKH5dI3V8CJasnQ5T1mNKeWB7nQ==",
+    "web3-eth-iban": {
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-eth-iban/-/web3-eth-iban-1.3.6.tgz",
+      "integrity": "sha512-nfMQaaLA/zsg5W4Oy/EJQbs8rSs1vBAX6b/35xzjYoutXlpHMQadujDx2RerTKhSHqFXSJeQAfE+2f6mdhYkRQ==",
       "requires": {
-        "any-promise": "1.3.0",
-        "crypto-browserify": "3.12.0",
-        "eth-lib": "0.2.7",
-        "scryptsy": "2.1.0",
-        "semver": "6.2.0",
-        "underscore": "1.9.1",
-        "uuid": "3.3.2",
-        "web3-core": "1.2.1",
-        "web3-core-helpers": "1.2.1",
-        "web3-core-method": "1.2.1",
-        "web3-utils": "1.2.1"
+        "bn.js": "^4.11.9",
+        "web3-utils": "1.3.6"
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
         },
         "eth-lib": {
-          "version": "0.2.7",
-          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.7.tgz",
-          "integrity": "sha1-L5Pxex4jrsN1nNSj/iDBKGo/wco=",
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
           "requires": {
             "bn.js": "^4.11.6",
             "elliptic": "^6.4.0",
             "xhr-request-promise": "^0.1.2"
           }
         },
-        "uuid": {
-          "version": "3.3.2",
-          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
-          "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA=="
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
         }
       }
     },
-    "web3-eth-contract": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-eth-contract/-/web3-eth-contract-1.2.1.tgz",
-      "integrity": "sha512-kYFESbQ3boC9bl2rYVghj7O8UKMiuKaiMkxvRH5cEDHil8V7MGEGZNH0slSdoyeftZVlaWSMqkRP/chfnKND0g==",
-      "requires": {
-        "underscore": "1.9.1",
-        "web3-core": "1.2.1",
-        "web3-core-helpers": "1.2.1",
-        "web3-core-method": "1.2.1",
-        "web3-core-promievent": "1.2.1",
-        "web3-core-subscriptions": "1.2.1",
-        "web3-eth-abi": "1.2.1",
-        "web3-utils": "1.2.1"
-      }
-    },
-    "web3-eth-ens": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-eth-ens/-/web3-eth-ens-1.2.1.tgz",
-      "integrity": "sha512-lhP1kFhqZr2nnbu3CGIFFrAnNxk2veXpOXBY48Tub37RtobDyHijHgrj+xTh+mFiPokyrapVjpFsbGa+Xzye4Q==",
-      "requires": {
-        "eth-ens-namehash": "2.0.8",
-        "underscore": "1.9.1",
-        "web3-core": "1.2.1",
-        "web3-core-helpers": "1.2.1",
-        "web3-core-promievent": "1.2.1",
-        "web3-eth-abi": "1.2.1",
-        "web3-eth-contract": "1.2.1",
-        "web3-utils": "1.2.1"
-      }
-    },
-    "web3-eth-iban": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-eth-iban/-/web3-eth-iban-1.2.1.tgz",
-      "integrity": "sha512-9gkr4QPl1jCU+wkgmZ8EwODVO3ovVj6d6JKMos52ggdT2YCmlfvFVF6wlGLwi0VvNa/p+0BjJzaqxnnG/JewjQ==",
-      "requires": {
-        "bn.js": "4.11.8",
-        "web3-utils": "1.2.1"
+    "web3-eth-personal": {
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-eth-personal/-/web3-eth-personal-1.3.6.tgz",
+      "integrity": "sha512-pOHU0+/h1RFRYoh1ehYBehRbcKWP4OSzd4F7mDljhHngv6W8ewMHrAN8O1ol9uysN2MuCdRE19qkRg5eNgvzFQ==",
+      "requires": {
+        "@types/node": "^12.12.6",
+        "web3-core": "1.3.6",
+        "web3-core-helpers": "1.3.6",
+        "web3-core-method": "1.3.6",
+        "web3-net": "1.3.6",
+        "web3-utils": "1.3.6"
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.11.8",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-          "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
         }
       }
     },
-    "web3-eth-personal": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-eth-personal/-/web3-eth-personal-1.2.1.tgz",
-      "integrity": "sha512-RNDVSiaSoY4aIp8+Hc7z+X72H7lMb3fmAChuSBADoEc7DsJrY/d0R5qQDK9g9t2BO8oxgLrLNyBP/9ub2Hc6Bg==",
-      "requires": {
-        "web3-core": "1.2.1",
-        "web3-core-helpers": "1.2.1",
-        "web3-core-method": "1.2.1",
-        "web3-net": "1.2.1",
-        "web3-utils": "1.2.1"
-      }
-    },
     "web3-net": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-net/-/web3-net-1.2.1.tgz",
-      "integrity": "sha512-Yt1Bs7WgnLESPe0rri/ZoPWzSy55ovioaP35w1KZydrNtQ5Yq4WcrAdhBzcOW7vAkIwrsLQsvA+hrOCy7mNauw==",
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-net/-/web3-net-1.3.6.tgz",
+      "integrity": "sha512-KhzU3wMQY/YYjyMiQzbaLPt2kut88Ncx2iqjy3nw28vRux3gVX0WOCk9EL/KVJBiAA/fK7VklTXvgy9dZnnipw==",
       "requires": {
-        "web3-core": "1.2.1",
-        "web3-core-method": "1.2.1",
-        "web3-utils": "1.2.1"
+        "web3-core": "1.3.6",
+        "web3-core-method": "1.3.6",
+        "web3-utils": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-providers-http": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-providers-http/-/web3-providers-http-1.2.1.tgz",
-      "integrity": "sha512-BDtVUVolT9b3CAzeGVA/np1hhn7RPUZ6YYGB/sYky+GjeO311Yoq8SRDUSezU92x8yImSC2B+SMReGhd1zL+bQ==",
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-providers-http/-/web3-providers-http-1.3.6.tgz",
+      "integrity": "sha512-OQkT32O1A06dISIdazpGLveZcOXhEo5cEX6QyiSQkiPk/cjzDrXMw4SKZOGQbbS1+0Vjizm1Hrp7O8Vp2D1M5Q==",
       "requires": {
-        "web3-core-helpers": "1.2.1",
+        "web3-core-helpers": "1.3.6",
         "xhr2-cookies": "1.1.0"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-providers-ipc": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-providers-ipc/-/web3-providers-ipc-1.2.1.tgz",
-      "integrity": "sha512-oPEuOCwxVx8L4CPD0TUdnlOUZwGBSRKScCz/Ws2YHdr9Ium+whm+0NLmOZjkjQp5wovQbyBzNa6zJz1noFRvFA==",
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-providers-ipc/-/web3-providers-ipc-1.3.6.tgz",
+      "integrity": "sha512-+TVsSd2sSVvVgHG4s6FXwwYPPT91boKKcRuEFXqEfAbUC5t52XOgmyc2LNiD9LzPhed65FbV4LqICpeYGUvSwA==",
       "requires": {
-        "oboe": "2.1.4",
-        "underscore": "1.9.1",
-        "web3-core-helpers": "1.2.1"
+        "oboe": "2.1.5",
+        "underscore": "1.12.1",
+        "web3-core-helpers": "1.3.6"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-providers-ws": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-providers-ws/-/web3-providers-ws-1.2.1.tgz",
-      "integrity": "sha512-oqsQXzu+ejJACVHy864WwIyw+oB21nw/pI65/sD95Zi98+/HQzFfNcIFneF1NC4bVF3VNX4YHTNq2I2o97LAiA==",
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-providers-ws/-/web3-providers-ws-1.3.6.tgz",
+      "integrity": "sha512-bk7MnJf5or0Re2zKyhR3L3CjGululLCHXx4vlbc/drnaTARUVvi559OI5uLytc/1k5HKUUyENAxLvetz2G1dnQ==",
       "requires": {
-        "underscore": "1.9.1",
-        "web3-core-helpers": "1.2.1",
-        "websocket": "github:web3-js/WebSocket-Node#polyfill/globalThis"
+        "eventemitter3": "4.0.4",
+        "underscore": "1.12.1",
+        "web3-core-helpers": "1.3.6",
+        "websocket": "^1.0.32"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+        },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "underscore": {
+          "version": "1.12.1",
+          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+          "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+        },
+        "web3-core-helpers": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-core-helpers/-/web3-core-helpers-1.3.6.tgz",
+          "integrity": "sha512-nhtjA2ZbkppjlxTSwG0Ttu6FcPkVu1rCN5IFAOVpF/L0SEt+jy+O5l90+cjDq0jAYvlBwUwnbh2mR9hwDEJCNA==",
+          "requires": {
+            "underscore": "1.12.1",
+            "web3-eth-iban": "1.3.6",
+            "web3-utils": "1.3.6"
+          }
+        },
+        "web3-utils": {
+          "version": "1.3.6",
+          "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.6.tgz",
+          "integrity": "sha512-hHatFaQpkQgjGVER17gNx8u1qMyaXFZtM0y0XLGH1bzsjMPlkMPLRcYOrZ00rOPfTEuYFOdrpGOqZXVmGrMZRg==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "eth-lib": "0.2.8",
+            "ethereum-bloom-filters": "^1.0.6",
+            "ethjs-unit": "0.1.6",
+            "number-to-bn": "1.7.0",
+            "randombytes": "^2.1.0",
+            "underscore": "1.12.1",
+            "utf8": "3.0.0"
+          }
+        }
       }
     },
     "web3-shh": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/web3-shh/-/web3-shh-1.2.1.tgz",
-      "integrity": "sha512-/3Cl04nza5kuFn25bV3FJWa0s3Vafr5BlT933h26xovQ6HIIz61LmvNQlvX1AhFL+SNJOTcQmK1SM59vcyC8bA==",
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/web3-shh/-/web3-shh-1.3.6.tgz",
+      "integrity": "sha512-9zRo415O0iBslxBnmu9OzYjNErzLnzOsy+IOvSpIreLYbbAw0XkDWxv3SfcpKnTIWIACBR4AYMIxmmyi5iB3jw==",
       "requires": {
-        "web3-core": "1.2.1",
-        "web3-core-method": "1.2.1",
-        "web3-core-subscriptions": "1.2.1",
-        "web3-net": "1.2.1"
+        "web3-core": "1.3.6",
+        "web3-core-method": "1.3.6",
+        "web3-core-subscriptions": "1.3.6",
+        "web3-net": "1.3.6"
       }
     },
     "web3-utils": {
@@ -6611,27 +8180,19 @@
           "version": "4.11.8",
           "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
           "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
-        },
-        "eth-lib": {
-          "version": "0.2.7",
-          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.7.tgz",
-          "integrity": "sha1-L5Pxex4jrsN1nNSj/iDBKGo/wco=",
-          "requires": {
-            "bn.js": "^4.11.6",
-            "elliptic": "^6.4.0",
-            "xhr-request-promise": "^0.1.2"
-          }
         }
       }
     },
     "websocket": {
-      "version": "github:web3-js/WebSocket-Node#905deb4812572b344f5801f8c9ce8bb02799d82e",
-      "from": "github:web3-js/WebSocket-Node#polyfill/globalThis",
+      "version": "1.0.34",
+      "resolved": "https://registry.npmjs.org/websocket/-/websocket-1.0.34.tgz",
+      "integrity": "sha512-PRDso2sGwF6kM75QykIesBijKSVceR6jL2G8NGYyq2XrItNC2P5/qL5XeR056GhA+Ly7JMFvJb9I312mJfmqnQ==",
       "requires": {
+        "bufferutil": "^4.0.1",
         "debug": "^2.2.0",
         "es5-ext": "^0.10.50",
-        "nan": "^2.14.0",
         "typedarray-to-buffer": "^3.1.5",
+        "utf-8-validate": "^5.0.2",
         "yaeti": "^0.0.6"
       },
       "dependencies": {
@@ -6658,12 +8219,119 @@
         "isexe": "^2.0.0"
       }
     },
+    "which-boxed-primitive": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/which-boxed-primitive/-/which-boxed-primitive-1.0.2.tgz",
+      "integrity": "sha512-bwZdv0AKLpplFY2KZRX6TvyuN7ojjr7lwkg6ml0roIy9YeuSr7JS372qlNW18UQYzgYK9ziGcerWqZOmEn9VNg==",
+      "requires": {
+        "is-bigint": "^1.0.1",
+        "is-boolean-object": "^1.1.0",
+        "is-number-object": "^1.0.4",
+        "is-string": "^1.0.5",
+        "is-symbol": "^1.0.3"
+      }
+    },
     "which-module": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
       "dev": true
     },
+    "which-typed-array": {
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/which-typed-array/-/which-typed-array-1.1.7.tgz",
+      "integrity": "sha512-vjxaB4nfDqwKI0ws7wZpxIlde1XrLX5uB0ZjpfshgmapJMD7jJWhZI+yToJTqaFByF0eNBcYxbjmCzoRP7CfEw==",
+      "requires": {
+        "available-typed-arrays": "^1.0.5",
+        "call-bind": "^1.0.2",
+        "es-abstract": "^1.18.5",
+        "foreach": "^2.0.5",
+        "has-tostringtag": "^1.0.0",
+        "is-typed-array": "^1.1.7"
+      },
+      "dependencies": {
+        "es-abstract": {
+          "version": "1.19.1",
+          "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.19.1.tgz",
+          "integrity": "sha512-2vJ6tjA/UfqLm2MPs7jxVybLoB8i1t1Jd9R3kISld20sIxPcTbLuggQOUxeWeAvIUkduv/CfMjuh4WmiXr2v9w==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "es-to-primitive": "^1.2.1",
+            "function-bind": "^1.1.1",
+            "get-intrinsic": "^1.1.1",
+            "get-symbol-description": "^1.0.0",
+            "has": "^1.0.3",
+            "has-symbols": "^1.0.2",
+            "internal-slot": "^1.0.3",
+            "is-callable": "^1.2.4",
+            "is-negative-zero": "^2.0.1",
+            "is-regex": "^1.1.4",
+            "is-shared-array-buffer": "^1.0.1",
+            "is-string": "^1.0.7",
+            "is-weakref": "^1.0.1",
+            "object-inspect": "^1.11.0",
+            "object-keys": "^1.1.1",
+            "object.assign": "^4.1.2",
+            "string.prototype.trimend": "^1.0.4",
+            "string.prototype.trimstart": "^1.0.4",
+            "unbox-primitive": "^1.0.1"
+          }
+        },
+        "has-symbols": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.3.tgz",
+          "integrity": "sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A=="
+        },
+        "is-callable": {
+          "version": "1.2.4",
+          "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.2.4.tgz",
+          "integrity": "sha512-nsuwtxZfMX67Oryl9LCQ+upnC0Z0BgpwntpS89m1H/TLF0zNfzfLMV/9Wa/6MZsj0acpEjAO0KF1xT6ZdLl95w=="
+        },
+        "is-regex": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.1.4.tgz",
+          "integrity": "sha512-kvRdxDsxZjhzUX07ZnLydzS1TU/TJlTUHHY4YLL87e37oUA49DfkLqgy+VjFocowy29cKvcSiu+kIv728jTTVg==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "has-tostringtag": "^1.0.0"
+          }
+        },
+        "object-inspect": {
+          "version": "1.12.0",
+          "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.12.0.tgz",
+          "integrity": "sha512-Ho2z80bVIvJloH+YzRmpZVQe87+qASmBUKZDWgx9cu+KDrX2ZDH/3tMy+gXbZETVGs2M8YdxObOh7XAtim9Y0g=="
+        },
+        "object.assign": {
+          "version": "4.1.2",
+          "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.2.tgz",
+          "integrity": "sha512-ixT2L5THXsApyiUPYKmW+2EHpXXe5Ii3M+f4e+aJFAHao5amFRW6J0OO6c/LU8Be47utCx2GL89hxGB6XSmKuQ==",
+          "requires": {
+            "call-bind": "^1.0.0",
+            "define-properties": "^1.1.3",
+            "has-symbols": "^1.0.1",
+            "object-keys": "^1.1.1"
+          }
+        },
+        "string.prototype.trimend": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/string.prototype.trimend/-/string.prototype.trimend-1.0.4.tgz",
+          "integrity": "sha512-y9xCjw1P23Awk8EvTpcyL2NIr1j7wJ39f+k6lvRnSMz+mz9CGz9NYPelDk42kOz6+ql8xjfK8oYzy3jAP5QU5A==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "define-properties": "^1.1.3"
+          }
+        },
+        "string.prototype.trimstart": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/string.prototype.trimstart/-/string.prototype.trimstart-1.0.4.tgz",
+          "integrity": "sha512-jh6e984OBfvxS50tdY2nRZnoC5/mLFKOREQfw8t5yytkoUsJRNxvI/E39qu1sD0OtWI3OC0XgKSmcWwziwYuZw==",
+          "requires": {
+            "call-bind": "^1.0.2",
+            "define-properties": "^1.1.3"
+          }
+        }
+      }
+    },
     "wide-align": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
@@ -6760,11 +8428,11 @@
       }
     },
     "xhr": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/xhr/-/xhr-2.5.0.tgz",
-      "integrity": "sha512-4nlO/14t3BNUZRXIXfXe+3N6w3s1KoxcJUUURctd64BLRe67E4gRwp4PjywtDY72fXpZ1y6Ch0VZQRY/gMPzzQ==",
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/xhr/-/xhr-2.6.0.tgz",
+      "integrity": "sha512-/eCGLb5rxjx5e3mF1A7s+pLlR6CGyqWN91fv1JgER5mVWg1MZmlhBvy9kjcsOdRk8RrIujotWyJamfyrp+WIcA==",
       "requires": {
-        "global": "~4.3.0",
+        "global": "~4.4.0",
         "is-function": "^1.0.1",
         "parse-headers": "^2.0.0",
         "xtend": "^4.0.0"
@@ -6785,11 +8453,11 @@
       }
     },
     "xhr-request-promise": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/xhr-request-promise/-/xhr-request-promise-0.1.2.tgz",
-      "integrity": "sha1-NDxE0e53JrhkgGloLQ+EDIO0Jh0=",
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/xhr-request-promise/-/xhr-request-promise-0.1.3.tgz",
+      "integrity": "sha512-YUBytBsuwgitWtdRzXDDkWAXzhdGB8bYm0sSzMPZT7Z2MBjMSTHFsyCT1yCRATY+XC69DUrQraRAEgcoCRaIPg==",
       "requires": {
-        "xhr-request": "^1.0.1"
+        "xhr-request": "^1.1.0"
       }
     },
     "xhr2-cookies": {
diff --git a/contracts/package.json b/contracts/package.json
index 21ca7d03..21f25f73 100644
--- a/contracts/package.json
+++ b/contracts/package.json
@@ -11,7 +11,7 @@
     "ts-node": "^8.5.2"
   },
   "dependencies": {
-    "@truffle/contract": "^4.0.38",
+    "@truffle/contract": "^4.2.6",
     "@types/bn.js": "^4.11.5",
     "@types/chai": "^4.2.4",
     "@types/elliptic": "^6.4.10",