diff --git a/package-lock.json b/package-lock.json
index 8e8e7b5..3902bab 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -72,6 +72,7 @@
       "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
       "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
       "dev": true,
+      "optional": true,
       "requires": {
         "hoek": "2.16.3"
       }
@@ -95,6 +96,7 @@
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.5.tgz",
       "integrity": "sha1-k4NwpXtKUd6ix3wV1cX9+JUWQAk=",
       "dev": true,
+      "optional": true,
       "requires": {
         "delayed-stream": "1.0.0"
       }
@@ -139,7 +141,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
       "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "ecc-jsbn": {
       "version": "0.1.1",
@@ -172,7 +175,8 @@
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
       "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "forever-agent": {
       "version": "0.6.1",
@@ -254,7 +258,8 @@
       "version": "2.16.3",
       "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
       "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "http-signature": {
       "version": "1.1.1",
@@ -376,13 +381,15 @@
       "version": "1.30.0",
       "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.30.0.tgz",
       "integrity": "sha1-dMZD2i3Z1qRTmZY0ZbJtXKfXHwE=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "mime-types": {
       "version": "2.1.17",
       "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.17.tgz",
       "integrity": "sha1-Cdejk/A+mVp5+K+Fe3Cp4KsWVXo=",
       "dev": true,
+      "optional": true,
       "requires": {
         "mime-db": "1.30.0"
       }
@@ -445,7 +452,7 @@
     "qs": {
       "version": "6.4.0",
       "resolved": "https://registry.npmjs.org/qs/-/qs-6.4.0.tgz",
-      "integrity": "sha1-E+JtKK1rD/qpExLNO/cI7TUecjM=",
+      "integrity": "sha512-Qs6dfgR5OksK/PSxl1kGxiZgEQe8RqJMB9wZqVlKQfU+zzV+HY77pWJnoJENACKDQByWdpr8ZPIh1TBi4lpiSQ==",
       "dev": true,
       "optional": true
     },
@@ -484,7 +491,8 @@
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
       "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "sntp": {
       "version": "1.0.9",