diff --git a/package-lock.json b/package-lock.json
index a978d0d..f8f4d8b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -83,6 +83,7 @@
       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
       "dev": true,
+      "optional": true,
       "requires": {
         "kind-of": "3.2.2",
         "longest": "1.0.1",
@@ -585,13 +586,12 @@
       }
     },
     "config": {
-      "version": "1.30.0",
-      "resolved": "https://registry.npmjs.org/config/-/config-1.30.0.tgz",
-      "integrity": "sha1-HWCp81NIoTwXV5jThOgaWhbDum4=",
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/config/-/config-2.0.2.tgz",
+      "integrity": "sha512-duIbkKb0gls0bOtGwd1vaD4236MwepQlZcrMheOGrn3/9Px7oYFh8G4LB3ylGOlPr5wGoJRm8Grb2RihJZxuHQ==",
       "dev": true,
       "requires": {
-        "json5": "0.4.0",
-        "os-homedir": "1.0.2"
+        "json5": "^1.0.1"
       }
     },
     "contains-path": {
@@ -1785,7 +1785,8 @@
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
       "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-builtin-module": {
       "version": "1.0.0",
@@ -1992,10 +1993,13 @@
       "dev": true
     },
     "json5": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-0.4.0.tgz",
-      "integrity": "sha1-BUNS5MTIDIbAkjh31EneF2pzLI0=",
-      "dev": true
+      "version": "1.0.1",
+      "resolved": "http://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
+      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+      "dev": true,
+      "requires": {
+        "minimist": "^1.2.0"
+      }
     },
     "jsprim": {
       "version": "1.4.1",
@@ -2014,6 +2018,7 @@
       "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
       "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-buffer": "1.1.6"
       }
@@ -2088,7 +2093,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
       "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "loose-envify": {
       "version": "1.3.1",
@@ -2420,12 +2426,6 @@
         "wordwrap": "1.0.0"
       }
     },
-    "os-homedir": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
-      "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
-      "dev": true
-    },
     "os-locale": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-2.1.0.tgz",
@@ -2712,7 +2712,8 @@
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/repeat-string/-/repeat-string-1.6.1.tgz",
       "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "request": {
       "version": "2.83.0",