diff --git a/frontend/src/package-lock.json b/frontend/src/package-lock.json
index 5e72c1f..101eb24 100644
--- a/frontend/src/package-lock.json
+++ b/frontend/src/package-lock.json
@@ -703,6 +703,7 @@
       "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.4.tgz",
       "integrity": "sha1-u13KOCu5TwXhUZQ3PRb9O6HKEQ0=",
       "dev": true,
+      "optional": true,
       "requires": {
         "delegates": "^1.0.0",
         "readable-stream": "^2.0.6"
@@ -830,7 +831,8 @@
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-0.2.0.tgz",
       "integrity": "sha1-104bh+ev/A24qttwIfP+SBAasjQ=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "assign-symbols": {
       "version": "1.0.0",
@@ -890,13 +892,15 @@
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.6.0.tgz",
       "integrity": "sha1-FDQt0428yU0OW4fXY81jYSwOeU8=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "aws4": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.6.0.tgz",
       "integrity": "sha1-g+9cqGCysy5KDe7e6MdxudtXRx4=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "babel-code-frame": {
       "version": "6.26.0",
@@ -1188,7 +1192,7 @@
       "dependencies": {
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
         }
@@ -1257,6 +1261,7 @@
       "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
       "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
       "dev": true,
+      "optional": true,
       "requires": {
         "hoek": "2.x.x"
       }
@@ -1887,7 +1892,8 @@
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
       "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "constants-browserify": {
       "version": "1.0.0",
@@ -2074,6 +2080,7 @@
       "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-2.0.5.tgz",
       "integrity": "sha1-O9/s3GCBR8HGcgL6KR59ylnqo7g=",
       "dev": true,
+      "optional": true,
       "requires": {
         "boom": "2.x.x"
       }
@@ -2587,7 +2594,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "denodeify": {
       "version": "1.2.1",
@@ -3472,6 +3480,7 @@
       "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.1.4.tgz",
       "integrity": "sha1-M8GDrPGTJ27KqYFDpp6Uv+4XUNE=",
       "dev": true,
+      "optional": true,
       "requires": {
         "asynckit": "^0.4.0",
         "combined-stream": "^1.0.5",
@@ -3580,7 +3589,8 @@
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
           "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.1.1",
@@ -3639,7 +3649,8 @@
           "version": "0.4.2",
           "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-0.4.2.tgz",
           "integrity": "sha1-yz8+PHMtwPAe5wtAPzAuYddwmDg=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "bcrypt-pbkdf": {
           "version": "1.0.1",
@@ -3656,6 +3667,7 @@
           "resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
           "integrity": "sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=",
           "dev": true,
+          "optional": true,
           "requires": {
             "inherits": "~2.0.0"
           }
@@ -3665,6 +3677,7 @@
           "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
           "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "2.x.x"
           }
@@ -3674,6 +3687,7 @@
           "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.7.tgz",
           "integrity": "sha1-Pv/DxQ4ABTH7cg6v+A8K6O8jz1k=",
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^0.4.1",
             "concat-map": "0.0.1"
@@ -3683,7 +3697,8 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/buffer-shims/-/buffer-shims-1.0.0.tgz",
           "integrity": "sha1-mXjOMXOIxkmth5MCjDR37wRKi1E=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "caseless": {
           "version": "0.12.0",
@@ -3703,13 +3718,15 @@
           "version": "1.1.0",
           "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
           "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "combined-stream": {
           "version": "1.0.5",
           "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"
           }
@@ -3718,25 +3735,29 @@
           "version": "0.0.1",
           "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
           "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
           "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
           "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "cryptiles": {
           "version": "2.0.5",
           "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-2.0.5.tgz",
           "integrity": "sha1-O9/s3GCBR8HGcgL6KR59ylnqo7g=",
           "dev": true,
+          "optional": true,
           "requires": {
             "boom": "2.x.x"
           }
@@ -3781,7 +3802,8 @@
           "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
         },
         "delegates": {
           "version": "1.0.0",
@@ -3818,7 +3840,8 @@
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.0.2.tgz",
           "integrity": "sha1-4QgOBljjALBilJkMxw4VAiNf1VA=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "forever-agent": {
           "version": "0.6.1",
@@ -3843,13 +3866,15 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
           "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "fstream": {
           "version": "1.0.11",
           "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
           "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
           "dev": true,
+          "optional": true,
           "requires": {
             "graceful-fs": "^4.1.2",
             "inherits": "~2.0.0",
@@ -3910,6 +3935,7 @@
           "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
           "integrity": "sha512-MJTUg1kjuLeQCJ+ccE4Vpa6kKVXkPYJ2mOCQyUuKLcLQsdrMCpBPUi8qVE6+YuaJkozeA9NusTAw3hLr8Xe5EQ==",
           "dev": true,
+          "optional": true,
           "requires": {
             "fs.realpath": "^1.0.0",
             "inflight": "^1.0.4",
@@ -3923,7 +3949,8 @@
           "version": "4.1.11",
           "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
           "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "har-schema": {
           "version": "1.0.5",
@@ -3955,6 +3982,7 @@
           "resolved": "https://registry.npmjs.org/hawk/-/hawk-3.1.3.tgz",
           "integrity": "sha1-B4REvXwWQLD+VA0sm3PVlnjo4cQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "boom": "2.x.x",
             "cryptiles": "2.x.x",
@@ -3966,7 +3994,8 @@
           "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",
@@ -3985,6 +4014,7 @@
           "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
           "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
           "dev": true,
+          "optional": true,
           "requires": {
             "once": "^1.3.0",
             "wrappy": "1"
@@ -3994,7 +4024,8 @@
           "version": "2.0.3",
           "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
           "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.4",
@@ -4008,6 +4039,7 @@
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -4023,7 +4055,8 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
           "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "isstream": {
           "version": "0.1.2",
@@ -4106,13 +4139,15 @@
           "version": "1.27.0",
           "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.27.0.tgz",
           "integrity": "sha1-gg9XIpa70g7CXtVeW13oaeVDbrE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.15",
           "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.15.tgz",
           "integrity": "sha1-pOv1BkCUVpI3uM9wBGd20J/JKu0=",
           "dev": true,
+          "optional": true,
           "requires": {
             "mime-db": "~1.27.0"
           }
@@ -4122,6 +4157,7 @@
           "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
           "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -4130,13 +4166,15 @@
           "version": "0.0.8",
           "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
           "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mkdirp": {
           "version": "0.5.1",
           "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
           "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -4196,7 +4234,8 @@
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
           "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "oauth-sign": {
           "version": "0.8.2",
@@ -4217,6 +4256,7 @@
           "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
           "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -4250,7 +4290,8 @@
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
           "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "performance-now": {
           "version": "0.2.0",
@@ -4263,7 +4304,8 @@
           "version": "1.0.7",
           "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz",
           "integrity": "sha1-FQ4gt1ZZCtP5EJPyWk8q2L/zC6M=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "punycode": {
           "version": "1.4.1",
@@ -4306,6 +4348,7 @@
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.2.9.tgz",
           "integrity": "sha1-z3jsb0ptHrQ9JkiMrJfwQudLf8g=",
           "dev": true,
+          "optional": true,
           "requires": {
             "buffer-shims": "~1.0.0",
             "core-util-is": "~1.0.0",
@@ -4352,6 +4395,7 @@
           "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.1.tgz",
           "integrity": "sha1-wjOOxkPfeht/5cVPqG9XQopV8z0=",
           "dev": true,
+          "optional": true,
           "requires": {
             "glob": "^7.0.5"
           }
@@ -4360,7 +4404,8 @@
           "version": "5.0.1",
           "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.0.1.tgz",
           "integrity": "sha1-0mPKVGls2KMGtcplUekt5XkY++c=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "semver": {
           "version": "5.3.0",
@@ -4388,6 +4433,7 @@
           "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz",
           "integrity": "sha1-ZUEYTMkK7qbG57NeJlkIJEPGYZg=",
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "2.x.x"
           }
@@ -4424,6 +4470,7 @@
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -4435,6 +4482,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.1.tgz",
           "integrity": "sha1-YuIA8DmVWmgQ2N8KM//A8BNmLZg=",
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.0.1"
           }
@@ -4451,6 +4499,7 @@
           "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -4467,6 +4516,7 @@
           "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.1.tgz",
           "integrity": "sha1-jk0qJWwOIYXGsYrWlK7JaLg8sdE=",
           "dev": true,
+          "optional": true,
           "requires": {
             "block-stream": "*",
             "fstream": "^1.0.2",
@@ -4528,7 +4578,8 @@
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
           "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "uuid": {
           "version": "3.0.1",
@@ -4561,7 +4612,8 @@
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
           "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -4570,6 +4622,7 @@
       "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
       "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
       "dev": true,
+      "optional": true,
       "requires": {
         "graceful-fs": "^4.1.2",
         "inherits": "~2.0.0",
@@ -4588,6 +4641,7 @@
       "resolved": "https://registry.npmjs.org/gauge/-/gauge-2.7.4.tgz",
       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
       "dev": true,
+      "optional": true,
       "requires": {
         "aproba": "^1.0.3",
         "console-control-strings": "^1.0.0",
@@ -4917,7 +4971,8 @@
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
       "integrity": "sha1-4Ob+aijPUROIVeCG0Wkedx3iqLk=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "has-value": {
       "version": "1.0.0",
@@ -5004,6 +5059,7 @@
       "resolved": "https://registry.npmjs.org/hawk/-/hawk-3.1.3.tgz",
       "integrity": "sha1-B4REvXwWQLD+VA0sm3PVlnjo4cQ=",
       "dev": true,
+      "optional": true,
       "requires": {
         "boom": "2.x.x",
         "cryptiles": "2.x.x",
@@ -5032,7 +5088,8 @@
       "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
     },
     "homedir-polyfill": {
       "version": "1.0.1",
@@ -5239,6 +5296,7 @@
       "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.1.1.tgz",
       "integrity": "sha1-33LiZwZs0Kxn+3at+OE0qPvPkb8=",
       "dev": true,
+      "optional": true,
       "requires": {
         "assert-plus": "^0.2.0",
         "jsprim": "^1.2.2",
@@ -6078,7 +6136,7 @@
         },
         "es6-promise": {
           "version": "3.0.2",
-          "resolved": "http://registry.npmjs.org/es6-promise/-/es6-promise-3.0.2.tgz",
+          "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-3.0.2.tgz",
           "integrity": "sha1-AQ1YWEI6XxGJeWZfRkhqlcbuK7Y=",
           "dev": true
         },
@@ -6090,7 +6148,7 @@
         },
         "readable-stream": {
           "version": "2.0.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz",
           "integrity": "sha1-j5A0HmilPMySh4jaz80Rs265t44=",
           "dev": true,
           "requires": {
@@ -7177,7 +7235,8 @@
           "version": "2.2.1",
           "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
           "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "caseless": {
           "version": "0.11.0",
@@ -7191,6 +7250,7 @@
           "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-styles": "^2.2.1",
             "escape-string-regexp": "^1.0.2",
@@ -7252,7 +7312,8 @@
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
           "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "tunnel-agent": {
           "version": "0.4.3",
@@ -7314,6 +7375,7 @@
       "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-4.1.2.tgz",
       "integrity": "sha512-2uUqazuKlTaSI/dC8AzicUck7+IrEaOnN/e0jd3Xtt1KcGpwx30v50mL7oPyr/h9bL3E4aZccVwpwP+5W9Vjkg==",
       "dev": true,
+      "optional": true,
       "requires": {
         "are-we-there-yet": "~1.1.2",
         "console-control-strings": "~1.1.0",
@@ -7352,7 +7414,8 @@
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
       "integrity": "sha1-Rqarfwrq2N6unsBWV4C31O/rnUM=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "object-assign": {
       "version": "4.1.1",
@@ -8058,7 +8121,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "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,
           "requires": {
@@ -8159,7 +8222,7 @@
         },
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
         },
@@ -9235,6 +9298,7 @@
       "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz",
       "integrity": "sha1-ZUEYTMkK7qbG57NeJlkIJEPGYZg=",
       "dev": true,
+      "optional": true,
       "requires": {
         "hoek": "2.x.x"
       }
@@ -9523,7 +9587,8 @@
       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
       "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "strip-ansi": {
       "version": "3.0.1",
@@ -9796,6 +9861,7 @@
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.4.tgz",
       "integrity": "sha512-TZ6TTfI5NtZnuyy/Kecv+CnoROnyXn2DN97LontgQpCwsX2XyLYCC0ENhYkehSOwAp8rTQKc/NUIF7BkQ5rKLA==",
       "dev": true,
+      "optional": true,
       "requires": {
         "punycode": "^1.4.1"
       },
@@ -9804,7 +9870,8 @@
           "version": "1.4.1",
           "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
           "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -11620,9 +11687,9 @@
       }
     },
     "websocket-extensions": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.3.tgz",
-      "integrity": "sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg==",
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.4.tgz",
+      "integrity": "sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==",
       "dev": true
     },
     "when": {
@@ -11651,6 +11718,7 @@
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.2.tgz",
       "integrity": "sha512-ijDLlyQ7s6x1JgCLur53osjm/UXUYD9+0PbYKrBsYisYXzCxN+HC3mYDNy/dWdmf3AwqwU3CXwDCvsNgGK1S0w==",
       "dev": true,
+      "optional": true,
       "requires": {
         "string-width": "^1.0.2"
       }