diff --git a/package-lock.json b/package-lock.json
index c4b7e33..c5516da 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -43,15 +43,23 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.6.1",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.6.1.tgz",
-      "integrity": "sha512-ZoJjft5B+EJBjUyu9C9Hc0OZyPZSSlOF+plzouTrg6UlA8f+e/n8NIgBFG/9tppJtpPWfthHakK7juJdNDODww==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
+      },
+      "dependencies": {
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==",
+          "dev": true
+        }
       }
     },
     "align-text": {
@@ -707,12 +715,6 @@
         "tmp": "^0.0.33"
       }
     },
-    "fast-deep-equal": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
-      "dev": true
-    },
     "fast-json-parse": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/fast-json-parse/-/fast-json-parse-1.0.3.tgz",
@@ -1216,7 +1218,7 @@
     },
     "minimist": {
       "version": "1.2.0",
-      "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
       "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
       "dev": true
     },
@@ -1555,7 +1557,7 @@
         },
         "callsites": {
           "version": "0.2.0",
-          "resolved": "http://registry.npmjs.org/callsites/-/callsites-0.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/callsites/-/callsites-0.2.0.tgz",
           "integrity": "sha1-r6uWJikQp/M8GaV3WCXGnzTjUMo=",
           "dev": true
         },
@@ -1569,7 +1571,7 @@
     },
     "resolve": {
       "version": "1.7.1",
-      "resolved": "http://registry.npmjs.org/resolve/-/resolve-1.7.1.tgz",
+      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.7.1.tgz",
       "integrity": "sha512-c7rwLofp8g1U+h1KNyHL/jicrKg1Ek4q+Lr33AL65uZTinUZHe30D5HlyN5V9NW0JX1D5dXQ4jqW5l7Sy/kGfw==",
       "dev": true,
       "requires": {
@@ -1802,7 +1804,7 @@
     },
     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "dev": true,
       "requires": {
@@ -1862,7 +1864,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
           "requires": {
@@ -1917,7 +1919,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
           "requires": {
@@ -1951,7 +1953,7 @@
         },
         "split": {
           "version": "1.0.0",
-          "resolved": "http://registry.npmjs.org/split/-/split-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/split/-/split-1.0.0.tgz",
           "integrity": "sha1-xDlc5oOrzSVLwo/h2rtuXCfc/64=",
           "dev": true,
           "requires": {