diff --git a/package-lock.json b/package-lock.json
index c0c8789..bc70ea8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1522,9 +1522,9 @@
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-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
-      "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
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@@ -1880,14 +1880,6 @@
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-    "biskviit": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/biskviit/-/biskviit-1.0.1.tgz",
-      "integrity": "sha1-A3oM1LcbnjMf2QoRIt4X3EnkIKc=",
-      "requires": {
-        "psl": "^1.1.7"
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       "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
@@ -2835,14 +2827,6 @@
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       "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k="
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-    "encoding": {
-      "version": "0.1.12",
-      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
-      "integrity": "sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=",
-      "requires": {
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       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
@@ -3606,15 +3590,6 @@
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       "dev": true
     },
-    "fetch": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fetch/-/fetch-1.1.0.tgz",
-      "integrity": "sha1-CoJ58Gvjf58Ou1Z1YKMKSA2lmi4=",
-      "requires": {
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-        "encoding": "0.1.12"
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     "figgy-pudding": {
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@@ -5595,11 +5570,6 @@
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       "dev": true
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-    "psl": {
-      "version": "1.8.0",
-      "resolved": "https://registry.npmjs.org/psl/-/psl-1.8.0.tgz",
-      "integrity": "sha512-RIdOzyoavK+hA18OGGWDqUTsCLhtA7IcZ/6NCs4fFJaHBDab+pDDmDIByWFRQJq2Cd7r1OoQxBGKOaztq+hjIQ=="
-    },
     "pstree.remy": {
       "version": "1.1.8",
       "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.8.tgz",