diff --git a/package-lock.json b/package-lock.json
index 3c93a66..6f5f827 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -495,15 +495,23 @@
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         },
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-            "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.6.2.tgz",
-            "integrity": "sha512-FBHEW6Jf5TB9MGBgUUA9XHkTbjXYfAUjY43ACMfmdMRHniyoMHjHjzD50OK8LGDWQwp4rWEsIq5kEqq7rvIM1g==",
+            "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
+                }
             }
         },
         "ajv-errors": {
@@ -637,7 +645,7 @@
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                 "util": {
                     "version": "0.10.3",
-                    "resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
+                    "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
                     "integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
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@@ -1898,7 +1906,7 @@
         },
         "chalk": {
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-            "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,
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@@ -2439,7 +2447,7 @@
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         "css-select": {
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-            "resolved": "http://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
+            "resolved": "https://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
             "integrity": "sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=",
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@@ -2790,7 +2798,7 @@
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-                    "resolved": "http://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
+                    "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
                     "integrity": "sha1-vSh3PiZCiBrsUVRJJCmcXNgiGFs=",
                     "dev": true
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@@ -3403,12 +3411,6 @@
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-        "fast-deep-equal": {
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-            "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-stable-stringify": {
             "version": "2.0.0",
             "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
@@ -4208,7 +4210,7 @@
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         "is-accessor-descriptor": {
             "version": "0.1.6",
-            "resolved": "http://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
+            "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
             "integrity": "sha1-qeEss66Nh2cn7u84Q/igiXtcmNY=",
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@@ -4269,7 +4271,7 @@
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-            "resolved": "http://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
+            "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
             "integrity": "sha1-C17mSDiOLIYCgueT8YVv7D8wG1Y=",
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@@ -4482,7 +4484,7 @@
         },
         "jsesc": {
             "version": "1.3.0",
-            "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+            "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
             "integrity": "sha1-RsP+yMGJKxKwgz25vHYiF226s0s=",
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@@ -6343,7 +6345,7 @@
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-                    "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+                    "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
                     "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
                     "dev": true
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@@ -7077,7 +7079,7 @@
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         "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=",
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@@ -7133,7 +7135,7 @@
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         "supports-color": {
             "version": "2.0.0",
-            "resolved": "http://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
+            "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
             "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
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@@ -8325,7 +8327,7 @@
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                 "string-width": {
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-                    "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+                    "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
                     "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
                     "dev": true,
                     "requires": {