diff --git a/package-lock.json b/package-lock.json
index 60d90cc..25c6f97 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -58,21 +58,27 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.5.0",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.0.tgz",
-      "integrity": "sha512-VDUX1oSajablmiyFyED9L1DFndg0P9h7p1F+NO8FkIzei6EPrR6Zu1n18rd5P8PqaSRd/FrWv3G1TVBqpM83gA==",
+      "version": "6.12.3",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.3.tgz",
+      "integrity": "sha512-4K0cK3L1hsqk9xIb2z9vs/XU+PGJZ9PNpJRDS9YLzmNdX6jmVPfamLvTJr0aDAusnHyCHO6MjzlkAsgtqp9teA==",
       "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": "^0.3.0",
-        "uri-js": "^4.2.1"
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
       },
       "dependencies": {
         "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=",
+          "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
+        },
+        "json-schema-traverse": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
           "dev": true
         }
       }
@@ -3670,18 +3676,18 @@
       "integrity": "sha512-K7g15Bb6Ra4lKf7Iq2l/I5/En+hLIHmxWZGq3D4DIRNFxMNV6j2SHSvDOqs2tGd4UvD/fJvrwopzQXjLrT7Itw=="
     },
     "uri-js": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.1.tgz",
-      "integrity": "sha512-jpKCA3HjsBfSDOEgxRDAxQCNyHfCPSbq57PqCkd3gAyBuPb3IWxw54EHncqESznIdqSetHfw3D7ylThu2Kcc9A==",
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
+      "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
       "dev": true,
       "requires": {
         "punycode": "^2.1.0"
       },
       "dependencies": {
         "punycode": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.0.tgz",
-          "integrity": "sha1-X4Y+3Im5bbCQdLrXlHvwkFbKTn0=",
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
           "dev": true
         }
       }