diff --git a/client/package-lock.json b/client/package-lock.json
index 44757f2..5334c09 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -33,6 +33,14 @@
         "resolve": "1.11.0",
         "semver": "5.7.0",
         "source-map": "0.5.7"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@babel/generator": {
@@ -46,6 +54,14 @@
         "lodash": "4.17.11",
         "source-map": "0.5.7",
         "trim-right": "1.0.1"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@babel/helper-annotate-as-pure": {
@@ -101,6 +117,14 @@
         "@babel/helper-function-name": "7.1.0",
         "@babel/types": "7.4.4",
         "lodash": "4.17.11"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@babel/helper-explode-assignable-expression": {
@@ -172,6 +196,14 @@
         "@babel/template": "7.4.4",
         "@babel/types": "7.4.4",
         "lodash": "4.17.11"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@babel/helper-optimise-call-expression": {
@@ -196,6 +228,14 @@
       "dev": true,
       "requires": {
         "lodash": "4.17.11"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@babel/helper-remap-async-to-generator": {
@@ -455,6 +495,14 @@
       "requires": {
         "@babel/helper-plugin-utils": "7.0.0",
         "lodash": "4.17.11"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@babel/plugin-transform-classes": {
@@ -804,6 +852,14 @@
         "debug": "4.1.1",
         "globals": "11.12.0",
         "lodash": "4.17.11"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@babel/types": {
@@ -815,6 +871,14 @@
         "esutils": "2.0.2",
         "lodash": "4.17.11",
         "to-fast-properties": "2.0.0"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "@intervolga/optimize-cssnano-plugin": {
@@ -1157,6 +1221,15 @@
             "strip-json-comments": "2.0.1",
             "table": "4.0.2",
             "text-table": "0.2.0"
+          },
+          "dependencies": {
+            "lodash": {
+              "version": "4.17.11",
+              "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+              "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+              "dev": true,
+              "optional": true
+            }
           }
         },
         "eslint-plugin-vue": {
@@ -2833,7 +2906,8 @@
       "version": "4.6.0",
       "resolved": "http://registry.npm.taobao.org/co/download/co-4.6.0.tgz",
       "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "coa": {
       "version": "2.0.2",
@@ -3351,6 +3425,12 @@
         "source-list-map": "2.0.1"
       },
       "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        },
         "postcss": {
           "version": "6.0.23",
           "resolved": "https://registry.npm.taobao.org/postcss/download/postcss-6.0.23.tgz",
@@ -4291,6 +4371,12 @@
             }
           }
         },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        },
         "regexpp": {
           "version": "2.0.1",
           "resolved": "http://registry.npm.taobao.org/regexpp/download/regexpp-2.0.1.tgz",
@@ -4433,6 +4519,14 @@
             "espree": "4.1.0",
             "esquery": "1.0.1",
             "lodash": "4.17.11"
+          },
+          "dependencies": {
+            "lodash": {
+              "version": "4.17.11",
+              "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+              "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+              "dev": true
+            }
           }
         }
       }
@@ -5130,7 +5224,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -5151,12 +5246,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "1.0.0",
             "concat-map": "0.0.1"
@@ -5171,17 +5268,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -5298,7 +5398,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -5310,6 +5411,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -5324,6 +5426,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "1.1.11"
           }
@@ -5331,12 +5434,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "5.1.2",
             "yallist": "3.0.3"
@@ -5355,6 +5460,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -5435,7 +5541,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -5447,6 +5554,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1.0.2"
           }
@@ -5532,7 +5640,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -5568,6 +5677,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "1.1.0",
             "is-fullwidth-code-point": "1.0.0",
@@ -5587,6 +5697,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "2.1.1"
           }
@@ -5630,12 +5741,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -5846,6 +5959,13 @@
         "glob": "7.1.4",
         "lodash": "4.17.11",
         "minimatch": "3.0.4"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+        }
       }
     },
     "graceful-fs": {
@@ -6131,6 +6251,12 @@
             "json5": "0.5.1",
             "object-assign": "4.1.1"
           }
+        },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
         }
       }
     },
@@ -6207,6 +6333,14 @@
         "is-glob": "4.0.1",
         "lodash": "4.17.11",
         "micromatch": "3.1.10"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "http-signature": {
@@ -6424,6 +6558,13 @@
           "dev": true,
           "optional": true
         },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true,
+          "optional": true
+        },
         "strip-ansi": {
           "version": "4.0.0",
           "resolved": "http://registry.npm.taobao.org/strip-ansi/download/strip-ansi-4.0.0.tgz",
@@ -7098,9 +7239,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-      "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+      "version": "4.17.19",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
+      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
     },
     "lodash.defaultsdeep": {
       "version": "4.6.0",
@@ -7783,6 +7924,11 @@
             "which": "1.3.1"
           }
         },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+        },
         "lru-cache": {
           "version": "4.1.5",
           "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.5.tgz",
@@ -9528,6 +9674,14 @@
       "dev": true,
       "requires": {
         "lodash": "4.17.11"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "request-promise-native": {
@@ -9692,7 +9846,8 @@
       "version": "4.0.8",
       "resolved": "http://registry.npm.taobao.org/rx-lite/download/rx-lite-4.0.8.tgz",
       "integrity": "sha1-Cx4Rr4vESDbwSmQH6S2kJGe3lEQ=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "rx-lite-aggregates": {
       "version": "4.0.8",
@@ -9789,6 +9944,11 @@
             "invert-kv": "1.0.0"
           }
         },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+        },
         "os-locale": {
           "version": "1.4.0",
           "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
@@ -10818,6 +10978,13 @@
           "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
           "dev": true,
           "optional": true
+        },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -11547,6 +11714,13 @@
             "esrecurse": "4.2.1",
             "estraverse": "4.2.0"
           }
+        },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -11692,6 +11866,12 @@
           "resolved": "http://registry.npm.taobao.org/acorn/download/acorn-6.1.1.tgz",
           "integrity": "sha1-fSWuBbuK0fm2mRCOEJTs14hK3B8=",
           "dev": true
+        },
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
         }
       }
     },
@@ -11960,6 +12140,14 @@
       "dev": true,
       "requires": {
         "lodash": "4.17.11"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
+          "dev": true
+        }
       }
     },
     "webpack-sources": {
diff --git a/client/package.json b/client/package.json
index bb08266..052d3a5 100644
--- a/client/package.json
+++ b/client/package.json
@@ -13,7 +13,7 @@
     "core-js": "^2.6.5",
     "element": "^0.1.4",
     "element-ui": "^2.8.2",
-    "lodash": "^4.17.11",
+    "lodash": "^4.17.19",
     "node-sass": "^4.12.0",
     "sass-loader": "^7.1.0",
     "vue": "^2.6.10",