diff --git a/package-lock.json b/package-lock.json
index bafce5e..b603ed0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -259,9 +259,9 @@
       }
     },
     "ajv-keywords": {
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-      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.4.1.tgz",
-      "integrity": "sha512-RO1ibKvd27e6FEShVFfPALuHI3WjSVNeK5FIsmme/LYRNxjKuNj+Dt7bucLa6NdSv3JcVTyMlm9kGR84z1XpaQ==",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-2.1.1.tgz",
+      "integrity": "sha1-YXmX/F9gV2iUxDX5QNgZ4TW4B2I=",
       "dev": true
     },
     "ansi-escapes": {
@@ -1733,33 +1733,33 @@
       "dev": true
     },
     "eslint": {
-      "version": "4.7.2",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-4.7.2.tgz",
-      "integrity": "sha1-/29fUZOEiifum2J74+c/ucteZi4=",
+      "version": "4.18.2",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-4.18.2.tgz",
+      "integrity": "sha512-qy4i3wODqKMYfz9LUI8N2qYDkHkoieTbiHpMrYUI/WbjhXJQr7lI4VngixTgaG+yHX+NBCv7nW4hA0ShbvaNKw==",
       "dev": true,
       "requires": {
-        "ajv": "^5.2.0",
+        "ajv": "^5.3.0",
         "babel-code-frame": "^6.22.0",
         "chalk": "^2.1.0",
         "concat-stream": "^1.6.0",
         "cross-spawn": "^5.1.0",
-        "debug": "^3.0.1",
-        "doctrine": "^2.0.0",
+        "debug": "^3.1.0",
+        "doctrine": "^2.1.0",
         "eslint-scope": "^3.7.1",
-        "espree": "^3.5.1",
+        "eslint-visitor-keys": "^1.0.0",
+        "espree": "^3.5.2",
         "esquery": "^1.0.0",
-        "estraverse": "^4.2.0",
         "esutils": "^2.0.2",
         "file-entry-cache": "^2.0.0",
         "functional-red-black-tree": "^1.0.1",
         "glob": "^7.1.2",
-        "globals": "^9.17.0",
+        "globals": "^11.0.1",
         "ignore": "^3.3.3",
         "imurmurhash": "^0.1.4",
         "inquirer": "^3.0.6",
         "is-resolvable": "^1.0.0",
         "js-yaml": "^3.9.1",
-        "json-stable-stringify": "^1.0.1",
+        "json-stable-stringify-without-jsonify": "^1.0.1",
         "levn": "^0.3.0",
         "lodash": "^4.17.4",
         "minimatch": "^3.0.2",
@@ -1773,7 +1773,7 @@
         "semver": "^5.3.0",
         "strip-ansi": "^4.0.0",
         "strip-json-comments": "~2.0.1",
-        "table": "^4.0.1",
+        "table": "4.0.2",
         "text-table": "~0.2.0"
       },
       "dependencies": {
@@ -1830,6 +1830,12 @@
           "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
           "dev": true
         },
+        "globals": {
+          "version": "11.12.0",
+          "resolved": "https://registry.npmjs.org/globals/-/globals-11.12.0.tgz",
+          "integrity": "sha512-WOBp/EEGUiIsJSp7wcv/y6MO+lV9UoncWqxuFfm8eBwzWNgyfBd6Gz+IeKQ9jCmyhoH99g15M3T+QaVHFjizVA==",
+          "dev": true
+        },
         "json-schema-traverse": {
           "version": "0.3.1",
           "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
@@ -3318,14 +3324,11 @@
       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
       "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
     },
-    "json-stable-stringify": {
+    "json-stable-stringify-without-jsonify": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz",
-      "integrity": "sha1-mnWdOcXy/1A/1TAGRu1EX4jE+a8=",
-      "dev": true,
-      "requires": {
-        "jsonify": "~0.0.0"
-      }
+      "resolved": "https://registry.npmjs.org/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz",
+      "integrity": "sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=",
+      "dev": true
     },
     "json-stringify-safe": {
       "version": "5.0.1",
@@ -3338,12 +3341,6 @@
       "integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE=",
       "dev": true
     },
-    "jsonify": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/jsonify/-/jsonify-0.0.0.tgz",
-      "integrity": "sha1-LHS27kHZPKUbe1qu6PUDYx0lKnM=",
-      "dev": true
-    },
     "jsprim": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
@@ -5060,19 +5057,31 @@
       "dev": true
     },
     "table": {
-      "version": "4.0.3",
-      "resolved": "https://registry.npmjs.org/table/-/table-4.0.3.tgz",
-      "integrity": "sha512-S7rnFITmBH1EnyKcvxBh1LjYeQMmnZtCXSEbHcH6S0NoKit24ZuFO/T1vDcLdYsLQkM188PVVhQmzKIuThNkKg==",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/table/-/table-4.0.2.tgz",
+      "integrity": "sha512-UUkEAPdSGxtRpiV9ozJ5cMTtYiqz7Ni1OGqLXRCynrvzdtR1p+cfOWe2RJLwvUG8hNanaSRjecIqwOjqeatDsA==",
       "dev": true,
       "requires": {
-        "ajv": "^6.0.1",
-        "ajv-keywords": "^3.0.0",
+        "ajv": "^5.2.3",
+        "ajv-keywords": "^2.1.0",
         "chalk": "^2.1.0",
         "lodash": "^4.17.4",
         "slice-ansi": "1.0.0",
         "string-width": "^2.1.1"
       },
       "dependencies": {
+        "ajv": {
+          "version": "5.5.2",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
+          "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
+          "dev": true,
+          "requires": {
+            "co": "^4.6.0",
+            "fast-deep-equal": "^1.0.0",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.3.0"
+          }
+        },
         "ansi-styles": {
           "version": "3.2.1",
           "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
@@ -5093,6 +5102,18 @@
             "supports-color": "^5.3.0"
           }
         },
+        "fast-deep-equal": {
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
+          "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
+          "dev": true
+        },
+        "json-schema-traverse": {
+          "version": "0.3.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
+          "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
+          "dev": true
+        },
         "supports-color": {
           "version": "5.5.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
diff --git a/package.json b/package.json
index 4e584ee..1b32ed0 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "babel-register": "^6.18.0",
     "babel-runtime": "^6.18.0",
     "chai": "^4.1.2",
-    "eslint": "4.7.2",
+    "eslint": "4.18.2",
     "mocha": "^5.2.0",
     "nock": "^9.0.18",
     "proxyquire": "^1.7.10",