diff --git a/package-lock.json b/package-lock.json
index 004ab5c..8bdff47 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -260,6 +260,7 @@
       "resolved": "https://registry.npmjs.org/archive-type/-/archive-type-3.2.0.tgz",
       "integrity": "sha1-nNnABpV+vpX62tW9YJiUKoE3N/Y=",
       "dev": true,
+      "optional": true,
       "requires": {
         "file-type": "^3.1.0"
       },
@@ -268,7 +269,8 @@
           "version": "3.9.0",
           "resolved": "https://registry.npmjs.org/file-type/-/file-type-3.9.0.tgz",
           "integrity": "sha1-JXoHg4TR24CHvESdEH1SpSZyuek=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -577,7 +579,8 @@
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/attempt-x/-/attempt-x-1.1.1.tgz",
       "integrity": "sha1-+6ZOls4Dw+C9kskmIgYcTfOHy3Y=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "autoprefixer": {
       "version": "7.1.6",
@@ -2057,6 +2060,7 @@
       "resolved": "https://registry.npmjs.org/buffer-to-vinyl/-/buffer-to-vinyl-1.1.0.tgz",
       "integrity": "sha1-APFfruOreh3aLN5tkSG//dB7ImI=",
       "dev": true,
+      "optional": true,
       "requires": {
         "file-type": "^3.1.0",
         "readable-stream": "^2.0.2",
@@ -2068,19 +2072,22 @@
           "version": "3.9.0",
           "resolved": "https://registry.npmjs.org/file-type/-/file-type-3.9.0.tgz",
           "integrity": "sha1-JXoHg4TR24CHvESdEH1SpSZyuek=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "isarray": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
           "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "readable-stream": {
           "version": "2.3.3",
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
           "integrity": "sha1-No8lEtefnUb9/HE0mueHi7weuVw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -2096,6 +2103,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
           "integrity": "sha1-D8Z9fBQYJd6UKC3VNr7GubzoYKs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -2104,13 +2112,15 @@
           "version": "2.0.3",
           "resolved": "https://registry.npmjs.org/uuid/-/uuid-2.0.3.tgz",
           "integrity": "sha1-Z+LoY3lyFVMN/zGOW/nc6/1Hsho=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "vinyl": {
           "version": "1.2.0",
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-1.2.0.tgz",
           "integrity": "sha1-XIgDbPVl5d8FVYv8kR+GVt8hiIQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "clone": "^1.0.0",
             "clone-stats": "^0.0.1",
@@ -2213,7 +2223,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/cached-constructors-x/-/cached-constructors-x-1.0.0.tgz",
       "integrity": "sha1-xCHjiSpLb3eUQ0vc/9EpmzMMGBs=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "cached-path-relative": {
       "version": "1.0.1",
@@ -2317,6 +2328,7 @@
       "resolved": "https://registry.npmjs.org/caw/-/caw-1.2.0.tgz",
       "integrity": "sha1-/7Im/n78VHKI3GLuPpcHPCEtEDQ=",
       "dev": true,
+      "optional": true,
       "requires": {
         "get-proxy": "^1.0.1",
         "is-obj": "^1.0.0",
@@ -3198,6 +3210,7 @@
       "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-1.0.0-alpha25.tgz",
       "integrity": "sha1-G7+r+/bu708B2RCP8u3Qvi/jVZc=",
       "dev": true,
+      "optional": true,
       "requires": {
         "mdn-data": "^1.0.0",
         "source-map": "^0.5.3"
@@ -3207,7 +3220,8 @@
           "version": "0.5.7",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
           "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3334,6 +3348,7 @@
       "resolved": "https://registry.npmjs.org/decompress/-/decompress-3.0.0.tgz",
       "integrity": "sha1-rx3VDQbjv8QyRh033hGzjA2ZG+0=",
       "dev": true,
+      "optional": true,
       "requires": {
         "buffer-to-vinyl": "^1.0.0",
         "concat-stream": "^1.4.6",
@@ -3351,6 +3366,7 @@
           "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
           "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
           "dev": true,
+          "optional": true,
           "requires": {
             "inflight": "^1.0.4",
             "inherits": "2",
@@ -3364,6 +3380,7 @@
           "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-3.1.0.tgz",
           "integrity": "sha1-nmr2KZ2NO9K9QEMIMr0RPfkGxa4=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-glob": "^3.1.0",
             "path-dirname": "^1.0.0"
@@ -3374,6 +3391,7 @@
           "resolved": "https://registry.npmjs.org/glob-stream/-/glob-stream-5.3.5.tgz",
           "integrity": "sha1-pVZlqajM3EGRWofHAeMtTgFvrSI=",
           "dev": true,
+          "optional": true,
           "requires": {
             "extend": "^3.0.0",
             "glob": "^5.0.3",
@@ -3389,13 +3407,15 @@
               "version": "0.0.1",
               "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
               "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "readable-stream": {
               "version": "1.0.34",
               "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
               "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "core-util-is": "~1.0.0",
                 "inherits": "~2.0.1",
@@ -3407,13 +3427,15 @@
               "version": "0.10.31",
               "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
               "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "through2": {
               "version": "0.6.5",
               "resolved": "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz",
               "integrity": "sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "readable-stream": ">=1.0.33-1 <1.1.0-0",
                 "xtend": ">=4.0.0 <4.1.0-0"
@@ -3425,13 +3447,15 @@
           "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
         },
         "gulp-sourcemaps": {
           "version": "1.6.0",
           "resolved": "https://registry.npmjs.org/gulp-sourcemaps/-/gulp-sourcemaps-1.6.0.tgz",
           "integrity": "sha1-uG/zSdgBzrVuHZ59x7vLS33uYAw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "convert-source-map": "^1.1.1",
             "graceful-fs": "^4.1.2",
@@ -3444,13 +3468,15 @@
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
           "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "is-glob": {
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-3.1.0.tgz",
           "integrity": "sha1-e6WuJCF4BKxwcHuWkiVnSGzD6Eo=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-extglob": "^2.1.0"
           }
@@ -3459,19 +3485,22 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
           "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
           "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
           "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ordered-read-streams": {
           "version": "0.3.0",
           "resolved": "https://registry.npmjs.org/ordered-read-streams/-/ordered-read-streams-0.3.0.tgz",
           "integrity": "sha1-cTfmmzKYuzQiR6G77jiByA4v14s=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-stream": "^1.0.1",
             "readable-stream": "^2.0.1"
@@ -3482,6 +3511,7 @@
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
           "integrity": "sha1-No8lEtefnUb9/HE0mueHi7weuVw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -3497,6 +3527,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
           "integrity": "sha1-D8Z9fBQYJd6UKC3VNr7GubzoYKs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -3506,6 +3537,7 @@
           "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
           "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-utf8": "^0.2.0"
           }
@@ -3515,6 +3547,7 @@
           "resolved": "https://registry.npmjs.org/unique-stream/-/unique-stream-2.2.1.tgz",
           "integrity": "sha1-WqADz76Uxf+GbE59ZouxxNuts2k=",
           "dev": true,
+          "optional": true,
           "requires": {
             "json-stable-stringify": "^1.0.0",
             "through2-filter": "^2.0.0"
@@ -3525,6 +3558,7 @@
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-1.2.0.tgz",
           "integrity": "sha1-XIgDbPVl5d8FVYv8kR+GVt8hiIQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "clone": "^1.0.0",
             "clone-stats": "^0.0.1",
@@ -3536,6 +3570,7 @@
           "resolved": "https://registry.npmjs.org/vinyl-fs/-/vinyl-fs-2.4.4.tgz",
           "integrity": "sha1-vm/zJwy1Xf19MGNkDegfJddTIjk=",
           "dev": true,
+          "optional": true,
           "requires": {
             "duplexify": "^3.2.0",
             "glob-stream": "^5.3.2",
@@ -3563,6 +3598,7 @@
       "resolved": "https://registry.npmjs.org/decompress-tar/-/decompress-tar-3.1.0.tgz",
       "integrity": "sha1-IXx4n5uURQ76rcXF5TeXj8MzxGY=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-tar": "^1.0.0",
         "object-assign": "^2.0.0",
@@ -3576,19 +3612,22 @@
           "version": "0.2.0",
           "resolved": "https://registry.npmjs.org/clone/-/clone-0.2.0.tgz",
           "integrity": "sha1-xhJqkK1Pctv1rNskPMN3JP6T/B8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-2.1.1.tgz",
           "integrity": "sha1-Q8NuXVaf+OSBbE76i+AtJpZ8GKo=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "readable-stream": {
           "version": "1.0.34",
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.1",
@@ -3601,6 +3640,7 @@
           "resolved": "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz",
           "integrity": "sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=",
           "dev": true,
+          "optional": true,
           "requires": {
             "readable-stream": ">=1.0.33-1 <1.1.0-0",
             "xtend": ">=4.0.0 <4.1.0-0"
@@ -3611,6 +3651,7 @@
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.4.6.tgz",
           "integrity": "sha1-LzVsh6VQolVGHza76ypbqL94SEc=",
           "dev": true,
+          "optional": true,
           "requires": {
             "clone": "^0.2.0",
             "clone-stats": "^0.0.1"
@@ -3623,6 +3664,7 @@
       "resolved": "https://registry.npmjs.org/decompress-tarbz2/-/decompress-tarbz2-3.1.0.tgz",
       "integrity": "sha1-iyOTVoE1X58YnYclag+L3ZbZZm0=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-bzip2": "^1.0.0",
         "object-assign": "^2.0.0",
@@ -3637,19 +3679,22 @@
           "version": "0.2.0",
           "resolved": "https://registry.npmjs.org/clone/-/clone-0.2.0.tgz",
           "integrity": "sha1-xhJqkK1Pctv1rNskPMN3JP6T/B8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-2.1.1.tgz",
           "integrity": "sha1-Q8NuXVaf+OSBbE76i+AtJpZ8GKo=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "readable-stream": {
           "version": "1.0.34",
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.1",
@@ -3662,6 +3707,7 @@
           "resolved": "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz",
           "integrity": "sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=",
           "dev": true,
+          "optional": true,
           "requires": {
             "readable-stream": ">=1.0.33-1 <1.1.0-0",
             "xtend": ">=4.0.0 <4.1.0-0"
@@ -3672,6 +3718,7 @@
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.4.6.tgz",
           "integrity": "sha1-LzVsh6VQolVGHza76ypbqL94SEc=",
           "dev": true,
+          "optional": true,
           "requires": {
             "clone": "^0.2.0",
             "clone-stats": "^0.0.1"
@@ -3684,6 +3731,7 @@
       "resolved": "https://registry.npmjs.org/decompress-targz/-/decompress-targz-3.1.0.tgz",
       "integrity": "sha1-ssE9+YFmJomRtxXWRH9kLpaW9aA=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-gzip": "^1.0.0",
         "object-assign": "^2.0.0",
@@ -3697,19 +3745,22 @@
           "version": "0.2.0",
           "resolved": "https://registry.npmjs.org/clone/-/clone-0.2.0.tgz",
           "integrity": "sha1-xhJqkK1Pctv1rNskPMN3JP6T/B8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-2.1.1.tgz",
           "integrity": "sha1-Q8NuXVaf+OSBbE76i+AtJpZ8GKo=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "readable-stream": {
           "version": "1.0.34",
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.1",
@@ -3722,6 +3773,7 @@
           "resolved": "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz",
           "integrity": "sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=",
           "dev": true,
+          "optional": true,
           "requires": {
             "readable-stream": ">=1.0.33-1 <1.1.0-0",
             "xtend": ">=4.0.0 <4.1.0-0"
@@ -3732,6 +3784,7 @@
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.4.6.tgz",
           "integrity": "sha1-LzVsh6VQolVGHza76ypbqL94SEc=",
           "dev": true,
+          "optional": true,
           "requires": {
             "clone": "^0.2.0",
             "clone-stats": "^0.0.1"
@@ -3744,6 +3797,7 @@
       "resolved": "https://registry.npmjs.org/decompress-unzip/-/decompress-unzip-3.4.0.tgz",
       "integrity": "sha1-YUdbQVIGa74/7hL51inRX+ZHjus=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-zip": "^1.0.0",
         "read-all-stream": "^3.0.0",
@@ -3759,6 +3813,7 @@
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-1.2.0.tgz",
           "integrity": "sha1-XIgDbPVl5d8FVYv8kR+GVt8hiIQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "clone": "^1.0.0",
             "clone-stats": "^0.0.1",
@@ -3793,6 +3848,7 @@
       "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.2.tgz",
       "integrity": "sha1-g6c/L+pWmJj7c3GTyPhzyvbUXJQ=",
       "dev": true,
+      "optional": true,
       "requires": {
         "foreach": "^2.0.5",
         "object-keys": "^1.0.8"
@@ -4047,6 +4103,7 @@
       "resolved": "https://registry.npmjs.org/download/-/download-4.4.3.tgz",
       "integrity": "sha1-qlX9rTktldS2jowr4D4MKqIbqaw=",
       "dev": true,
+      "optional": true,
       "requires": {
         "caw": "^1.0.1",
         "concat-stream": "^1.4.7",
@@ -4070,6 +4127,7 @@
           "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
           "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
           "dev": true,
+          "optional": true,
           "requires": {
             "inflight": "^1.0.4",
             "inherits": "2",
@@ -4083,6 +4141,7 @@
           "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-3.1.0.tgz",
           "integrity": "sha1-nmr2KZ2NO9K9QEMIMr0RPfkGxa4=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-glob": "^3.1.0",
             "path-dirname": "^1.0.0"
@@ -4093,6 +4152,7 @@
           "resolved": "https://registry.npmjs.org/glob-stream/-/glob-stream-5.3.5.tgz",
           "integrity": "sha1-pVZlqajM3EGRWofHAeMtTgFvrSI=",
           "dev": true,
+          "optional": true,
           "requires": {
             "extend": "^3.0.0",
             "glob": "^5.0.3",
@@ -4108,13 +4168,15 @@
               "version": "0.0.1",
               "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
               "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "readable-stream": {
               "version": "1.0.34",
               "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
               "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "core-util-is": "~1.0.0",
                 "inherits": "~2.0.1",
@@ -4126,13 +4188,15 @@
               "version": "0.10.31",
               "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
               "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "through2": {
               "version": "0.6.5",
               "resolved": "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz",
               "integrity": "sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "readable-stream": ">=1.0.33-1 <1.1.0-0",
                 "xtend": ">=4.0.0 <4.1.0-0"
@@ -4144,13 +4208,15 @@
           "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
         },
         "gulp-sourcemaps": {
           "version": "1.6.0",
           "resolved": "https://registry.npmjs.org/gulp-sourcemaps/-/gulp-sourcemaps-1.6.0.tgz",
           "integrity": "sha1-uG/zSdgBzrVuHZ59x7vLS33uYAw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "convert-source-map": "^1.1.1",
             "graceful-fs": "^4.1.2",
@@ -4163,13 +4229,15 @@
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
           "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "is-glob": {
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-3.1.0.tgz",
           "integrity": "sha1-e6WuJCF4BKxwcHuWkiVnSGzD6Eo=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-extglob": "^2.1.0"
           }
@@ -4178,19 +4246,22 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
           "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
           "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
           "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ordered-read-streams": {
           "version": "0.3.0",
           "resolved": "https://registry.npmjs.org/ordered-read-streams/-/ordered-read-streams-0.3.0.tgz",
           "integrity": "sha1-cTfmmzKYuzQiR6G77jiByA4v14s=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-stream": "^1.0.1",
             "readable-stream": "^2.0.1"
@@ -4201,6 +4272,7 @@
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
           "integrity": "sha1-No8lEtefnUb9/HE0mueHi7weuVw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -4216,6 +4288,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
           "integrity": "sha1-D8Z9fBQYJd6UKC3VNr7GubzoYKs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -4225,6 +4298,7 @@
           "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
           "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-utf8": "^0.2.0"
           }
@@ -4234,6 +4308,7 @@
           "resolved": "https://registry.npmjs.org/unique-stream/-/unique-stream-2.2.1.tgz",
           "integrity": "sha1-WqADz76Uxf+GbE59ZouxxNuts2k=",
           "dev": true,
+          "optional": true,
           "requires": {
             "json-stable-stringify": "^1.0.0",
             "through2-filter": "^2.0.0"
@@ -4244,6 +4319,7 @@
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-1.2.0.tgz",
           "integrity": "sha1-XIgDbPVl5d8FVYv8kR+GVt8hiIQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "clone": "^1.0.0",
             "clone-stats": "^0.0.1",
@@ -4255,6 +4331,7 @@
           "resolved": "https://registry.npmjs.org/vinyl-fs/-/vinyl-fs-2.4.4.tgz",
           "integrity": "sha1-vm/zJwy1Xf19MGNkDegfJddTIjk=",
           "dev": true,
+          "optional": true,
           "requires": {
             "duplexify": "^3.2.0",
             "glob-stream": "^5.3.2",
@@ -4365,6 +4442,7 @@
       "resolved": "https://registry.npmjs.org/each-async/-/each-async-1.1.1.tgz",
       "integrity": "sha1-3uUim98KtrogEqOV4bhpq/iBNHM=",
       "dev": true,
+      "optional": true,
       "requires": {
         "onetime": "^1.0.0",
         "set-immediate-shim": "^1.0.0"
@@ -4615,6 +4693,7 @@
       "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.10.0.tgz",
       "integrity": "sha1-Hss2wZeEKgDY7kwt/YZGu5fWCGQ=",
       "dev": true,
+      "optional": true,
       "requires": {
         "es-to-primitive": "^1.1.1",
         "function-bind": "^1.1.1",
@@ -4628,6 +4707,7 @@
       "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.1.1.tgz",
       "integrity": "sha1-RTVSSKiJeQNLZ5Lhm7gfK3l13Q0=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-callable": "^1.1.1",
         "is-date-object": "^1.0.1",
@@ -5366,13 +5446,15 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/filename-reserved-regex/-/filename-reserved-regex-1.0.0.tgz",
       "integrity": "sha1-5hz4BfDeHJhFZ9A4bcXfUO5a9+Q=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "filenamify": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/filenamify/-/filenamify-1.2.1.tgz",
       "integrity": "sha1-qfL/0RxQO+0wABUCknI3jx8TZaU=",
       "dev": true,
+      "optional": true,
       "requires": {
         "filename-reserved-regex": "^1.0.0",
         "strip-outer": "^1.0.0",
@@ -5635,7 +5717,8 @@
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/foreach/-/foreach-2.0.5.tgz",
       "integrity": "sha1-C+4AUBiusmDQo6865ljdATbsG5k=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "forever-agent": {
       "version": "0.6.1",
@@ -5739,7 +5822,8 @@
           "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",
@@ -5798,7 +5882,8 @@
           "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",
@@ -5815,6 +5900,7 @@
           "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"
           }
@@ -5824,6 +5910,7 @@
           "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"
           }
@@ -5833,6 +5920,7 @@
           "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"
@@ -5842,7 +5930,8 @@
           "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",
@@ -5862,13 +5951,15 @@
           "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"
           }
@@ -5877,25 +5968,29 @@
           "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"
           }
@@ -5940,7 +6035,8 @@
           "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",
@@ -5977,7 +6073,8 @@
           "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",
@@ -6002,13 +6099,15 @@
           "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",
@@ -6069,6 +6168,7 @@
           "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",
@@ -6082,7 +6182,8 @@
           "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",
@@ -6114,6 +6215,7 @@
           "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",
@@ -6125,7 +6227,8 @@
           "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",
@@ -6144,6 +6247,7 @@
           "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"
@@ -6153,7 +6257,8 @@
           "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",
@@ -6167,6 +6272,7 @@
           "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"
           }
@@ -6182,7 +6288,8 @@
           "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",
@@ -6265,13 +6372,15 @@
           "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"
           }
@@ -6281,6 +6390,7 @@
           "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"
           }
@@ -6289,13 +6399,15 @@
           "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"
           }
@@ -6355,7 +6467,8 @@
           "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",
@@ -6376,6 +6489,7 @@
           "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
           "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -6409,7 +6523,8 @@
           "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",
@@ -6422,7 +6537,8 @@
           "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",
@@ -6465,6 +6581,7 @@
           "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",
@@ -6511,6 +6628,7 @@
           "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.1.tgz",
           "integrity": "sha1-wjOOxkPfeht/5cVPqG9XQopV8z0=",
           "dev": true,
+          "optional": true,
           "requires": {
             "glob": "^7.0.5"
           }
@@ -6519,7 +6637,8 @@
           "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",
@@ -6547,6 +6666,7 @@
           "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz",
           "integrity": "sha1-ZUEYTMkK7qbG57NeJlkIJEPGYZg=",
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "2.x.x"
           }
@@ -6583,6 +6703,7 @@
           "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",
@@ -6594,6 +6715,7 @@
           "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"
           }
@@ -6610,6 +6732,7 @@
           "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"
           }
@@ -6626,6 +6749,7 @@
           "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",
@@ -6687,7 +6811,8 @@
           "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",
@@ -6720,7 +6845,8 @@
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
           "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -6821,6 +6947,7 @@
       "resolved": "https://registry.npmjs.org/get-proxy/-/get-proxy-1.1.0.tgz",
       "integrity": "sha1-iUhUSRvFkbDxR9euVw9cZ4tyVus=",
       "dev": true,
+      "optional": true,
       "requires": {
         "rc": "^1.1.2"
       }
@@ -7178,7 +7305,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
       "integrity": "sha1-TK+tdrxi8C+gObL5Tpo906ORpyU=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "group-args": {
       "version": "0.1.0",
@@ -7301,6 +7429,7 @@
       "resolved": "https://registry.npmjs.org/gulp-decompress/-/gulp-decompress-1.2.0.tgz",
       "integrity": "sha1-jutlpeAV+O2FMsr+KEVJYGJvDcc=",
       "dev": true,
+      "optional": true,
       "requires": {
         "archive-type": "^3.0.0",
         "decompress": "^3.0.0",
@@ -7312,13 +7441,15 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
           "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "readable-stream": {
           "version": "2.3.3",
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
           "integrity": "sha1-No8lEtefnUb9/HE0mueHi7weuVw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -7334,6 +7465,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
           "integrity": "sha1-D8Z9fBQYJd6UKC3VNr7GubzoYKs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -8968,13 +9100,15 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-bzip2/-/is-bzip2-1.0.0.tgz",
       "integrity": "sha1-XuWOqlounIDiFAe+3yOuWsCRs/w=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-callable": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.3.tgz",
       "integrity": "sha1-hut1OSgF3cM69xySoO7fdO52BLI=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-data-descriptor": {
       "version": "0.1.4",
@@ -8989,7 +9123,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",
       "integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-descriptor": {
       "version": "0.1.6",
@@ -9042,6 +9177,7 @@
       "resolved": "https://registry.npmjs.org/is-falsey-x/-/is-falsey-x-1.0.1.tgz",
       "integrity": "sha1-xGmVGtyVuLP9v5CSmzNafek30X8=",
       "dev": true,
+      "optional": true,
       "requires": {
         "to-boolean-x": "^1.0.1"
       }
@@ -9080,6 +9216,7 @@
       "resolved": "https://registry.npmjs.org/is-function-x/-/is-function-x-3.3.0.tgz",
       "integrity": "sha1-fRa8EThT2yBtXkCosyyvmb1P98A=",
       "dev": true,
+      "optional": true,
       "requires": {
         "attempt-x": "^1.1.1",
         "has-to-string-tag-x": "^1.4.1",
@@ -9111,7 +9248,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-gzip/-/is-gzip-1.0.0.tgz",
       "integrity": "sha1-bKiwe5nHeZgCWQDlVc7Y7YCHmoM=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-index-x": {
       "version": "1.1.0",
@@ -9150,19 +9288,22 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-nan-x/-/is-nan-x-1.0.1.tgz",
       "integrity": "sha1-3nR+vMi93rZvNnwXysp+uoQ4VcA=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-natural-number": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/is-natural-number/-/is-natural-number-2.1.1.tgz",
       "integrity": "sha1-fUxXKDd+84bD4ZSpkRv1fG3DNec=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-nil-x": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/is-nil-x/-/is-nil-x-1.4.1.tgz",
       "integrity": "sha1-vZ57CLTNcy+dy94T2TKRuy7C4kg=",
       "dev": true,
+      "optional": true,
       "requires": {
         "lodash.isnull": "^3.0.0",
         "validate.io-undefined": "^1.0.3"
@@ -9298,6 +9439,7 @@
       "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.4.tgz",
       "integrity": "sha1-VRdIm1RwkbCTDglWVM7SXul+lJE=",
       "dev": true,
+      "optional": true,
       "requires": {
         "has": "^1.0.1"
       }
@@ -9350,13 +9492,15 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.1.tgz",
       "integrity": "sha1-PMWfAAJRlLarLjjbrmaJJWtmBXI=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-tar": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-tar/-/is-tar-1.0.0.tgz",
       "integrity": "sha1-L2suF5LB9bs2UZrKqdZcDSb+hT0=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-typedarray": {
       "version": "1.0.0",
@@ -9377,7 +9521,8 @@
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/is-url/-/is-url-1.2.2.tgz",
       "integrity": "sha1-SYkFpZO/R8wtnn9zg3K792lsfyY=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "is-utf8": {
       "version": "0.2.1",
@@ -9401,7 +9546,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-zip/-/is-zip-1.0.0.tgz",
       "integrity": "sha1-R7Co/004p2QxzP2ZqOFaTIa6IyU=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "isarray": {
       "version": "0.0.1",
@@ -9637,9 +9783,9 @@
       "dev": true
     },
     "lazysizes": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/lazysizes/-/lazysizes-4.0.1.tgz",
-      "integrity": "sha1-Qo/pVh1/9cOysnh7eO1UCAmGQgs="
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/lazysizes/-/lazysizes-5.2.1.tgz",
+      "integrity": "sha512-607dEMlbcnkny2lGYVqoA/rQO+WGpWh/BISeS1eLfT8nHQw6E+R8ybJoKKGVlZ2czKPTATrsU95f+nkwix0fXw=="
     },
     "lazystream": {
       "version": "1.0.0",
@@ -10405,7 +10551,8 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/lodash.isnull/-/lodash.isnull-3.0.0.tgz",
       "integrity": "sha1-+vvlnqHcon7teGU0A53YTC4HxW4=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "lodash.isstring": {
       "version": "4.0.1",
@@ -10724,7 +10871,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-1.0.0.tgz",
       "integrity": "sha1-pp2dp2hHtNWDTBRl6iXAZTofv2Y=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "memoizee": {
       "version": "0.4.11",
@@ -11027,7 +11175,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/nan-x/-/nan-x-1.0.0.tgz",
       "integrity": "sha1-DueOjRzQWS1bQmCllAFUVFxhwSE=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "nanomatch": {
       "version": "1.2.13",
@@ -11353,6 +11502,7 @@
       "resolved": "https://registry.npmjs.org/normalize-space-x/-/normalize-space-x-3.0.0.tgz",
       "integrity": "sha1-F5B9bHxySk+VZ0ccuzGVU7wPiII=",
       "dev": true,
+      "optional": true,
       "requires": {
         "cached-constructors-x": "^1.0.0",
         "trim-x": "^3.0.0",
@@ -11500,7 +11650,8 @@
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.0.11.tgz",
       "integrity": "sha1-xUYBd4rVYPEULODgG8yotW0TQm0=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "object-path": {
       "version": "0.9.2",
@@ -11648,7 +11799,8 @@
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
       "integrity": "sha1-ofeDj4MUxRbwXs78vEzP4EtO14k=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "openurl": {
       "version": "1.1.1",
@@ -11895,7 +12047,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz",
       "integrity": "sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "p-pipe": {
       "version": "1.2.0",
@@ -11988,6 +12141,7 @@
       "resolved": "https://registry.npmjs.org/parse-int-x/-/parse-int-x-2.0.0.tgz",
       "integrity": "sha1-n5edQRWTDfL0cGpBgQuccSQFVS8=",
       "dev": true,
+      "optional": true,
       "requires": {
         "cached-constructors-x": "^1.0.0",
         "nan-x": "^1.0.0",
@@ -13051,6 +13205,7 @@
       "resolved": "https://registry.npmjs.org/replace-comments-x/-/replace-comments-x-2.0.0.tgz",
       "integrity": "sha1-pc7Bjv2RKq14p8PEtp0BdoVW0UA=",
       "dev": true,
+      "optional": true,
       "requires": {
         "require-coercible-to-string-x": "^1.0.0",
         "to-string-x": "^1.4.2"
@@ -13095,6 +13250,7 @@
       "resolved": "https://registry.npmjs.org/require-coercible-to-string-x/-/require-coercible-to-string-x-1.0.0.tgz",
       "integrity": "sha1-Nns+nKZ+ADJMQRsLSYRTp0zVVp4=",
       "dev": true,
+      "optional": true,
       "requires": {
         "require-object-coercible-x": "^1.4.1",
         "to-string-x": "^1.4.2"
@@ -13117,6 +13273,7 @@
       "resolved": "https://registry.npmjs.org/require-object-coercible-x/-/require-object-coercible-x-1.4.1.tgz",
       "integrity": "sha1-dbn7W9otFc9wWlcU8QjotAyj6y4=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-nil-x": "^1.4.1"
       }
@@ -13378,6 +13535,7 @@
       "resolved": "https://registry.npmjs.org/seek-bzip/-/seek-bzip-1.0.5.tgz",
       "integrity": "sha1-z+kXyz0nS8/6x5J1ivUxc+sfq9w=",
       "dev": true,
+      "optional": true,
       "requires": {
         "commander": "~2.8.1"
       },
@@ -13387,6 +13545,7 @@
           "resolved": "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
           "integrity": "sha1-Br42f+v9oMMwqh4qBy09yXYkJdQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "graceful-readlink": ">= 1.0.0"
           }
@@ -14253,7 +14412,8 @@
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/stat-mode/-/stat-mode-0.2.2.tgz",
       "integrity": "sha1-5sgLYjEj19gM8TLOU480YokHJQI=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "static-extend": {
       "version": "0.1.2",
@@ -14605,6 +14765,7 @@
       "resolved": "https://registry.npmjs.org/strip-dirs/-/strip-dirs-1.1.1.tgz",
       "integrity": "sha1-lgu9EoeETzl1pFWKoQOoJV4kVqA=",
       "dev": true,
+      "optional": true,
       "requires": {
         "chalk": "^1.0.0",
         "get-stdin": "^4.0.1",
@@ -14619,6 +14780,7 @@
           "resolved": "https://registry.npmjs.org/is-absolute/-/is-absolute-0.1.7.tgz",
           "integrity": "sha1-hHSREZ/MtftDYhfMc39/qtUPYD8=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-relative": "^0.1.0"
           }
@@ -14627,7 +14789,8 @@
           "version": "0.1.3",
           "resolved": "https://registry.npmjs.org/is-relative/-/is-relative-0.1.3.tgz",
           "integrity": "sha1-kF/uiuhvRbPsYUvDwVyGnfCHboI=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -14658,6 +14821,7 @@
       "resolved": "https://registry.npmjs.org/strip-outer/-/strip-outer-1.0.0.tgz",
       "integrity": "sha1-qsC6YNLpDF1PJ1/Yhp/ZotMQ/7g=",
       "dev": true,
+      "optional": true,
       "requires": {
         "escape-string-regexp": "^1.0.2"
       }
@@ -14676,6 +14840,7 @@
       "resolved": "https://registry.npmjs.org/sum-up/-/sum-up-1.0.3.tgz",
       "integrity": "sha1-HGYfZnBX9jvLeHWqFDi8FiUlFW4=",
       "dev": true,
+      "optional": true,
       "requires": {
         "chalk": "^1.0.0"
       }
@@ -14931,6 +15096,7 @@
       "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-1.5.5.tgz",
       "integrity": "sha1-XK2Ed59FyDsfJQjZawnYjHIYr1U=",
       "dev": true,
+      "optional": true,
       "requires": {
         "bl": "^1.0.0",
         "end-of-stream": "^1.0.0",
@@ -14943,6 +15109,7 @@
           "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.0.tgz",
           "integrity": "sha1-epDYM+/abPpurA9JSduw+tOmMgY=",
           "dev": true,
+          "optional": true,
           "requires": {
             "once": "^1.4.0"
           }
@@ -14951,13 +15118,15 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
           "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "once": {
           "version": "1.4.0",
           "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
           "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -14967,6 +15136,7 @@
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
           "integrity": "sha1-No8lEtefnUb9/HE0mueHi7weuVw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -14982,6 +15152,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
           "integrity": "sha1-D8Z9fBQYJd6UKC3VNr7GubzoYKs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -15170,7 +15341,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/to-boolean-x/-/to-boolean-x-1.0.1.tgz",
       "integrity": "sha1-ckEo2sxb6nWpOtRxvn7pJ3VhssE=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "to-fast-properties": {
       "version": "1.0.3",
@@ -15196,6 +15368,7 @@
       "resolved": "https://registry.npmjs.org/to-number-x/-/to-number-x-2.0.0.tgz",
       "integrity": "sha1-yQmdfe2P0ycTKimH3y3Mi682300=",
       "dev": true,
+      "optional": true,
       "requires": {
         "cached-constructors-x": "^1.0.0",
         "nan-x": "^1.0.0",
@@ -15218,6 +15391,7 @@
       "resolved": "https://registry.npmjs.org/to-object-x/-/to-object-x-1.5.0.tgz",
       "integrity": "sha1-vWndThBNd6zAzA2E9axI9jCuvjw=",
       "dev": true,
+      "optional": true,
       "requires": {
         "cached-constructors-x": "^1.0.0",
         "require-object-coercible-x": "^1.4.1"
@@ -15228,6 +15402,7 @@
       "resolved": "https://registry.npmjs.org/to-primitive-x/-/to-primitive-x-1.1.0.tgz",
       "integrity": "sha1-Qc4sE+PiRuDl0KiCmgVnxgFYM/g=",
       "dev": true,
+      "optional": true,
       "requires": {
         "has-symbol-support-x": "^1.4.1",
         "is-date-object": "^1.0.1",
@@ -15244,6 +15419,7 @@
       "resolved": "https://registry.npmjs.org/to-property-key-x/-/to-property-key-x-2.0.2.tgz",
       "integrity": "sha1-sZqo4i+qD/fRwQLPvGV69zQTz6E=",
       "dev": true,
+      "optional": true,
       "requires": {
         "has-symbol-support-x": "^1.4.1",
         "to-primitive-x": "^1.1.0",
@@ -15321,6 +15497,7 @@
       "resolved": "https://registry.npmjs.org/to-string-tag-x/-/to-string-tag-x-1.4.2.tgz",
       "integrity": "sha1-kWoMctL5PcJ/zP4OoM4mzXi+Id4=",
       "dev": true,
+      "optional": true,
       "requires": {
         "lodash.isnull": "^3.0.0",
         "validate.io-undefined": "^1.0.3"
@@ -15331,6 +15508,7 @@
       "resolved": "https://registry.npmjs.org/to-string-x/-/to-string-x-1.4.2.tgz",
       "integrity": "sha1-fZolKOFZqSFOZoE3weEKBFq+Ynk=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-symbol": "^1.0.1"
       }
@@ -15349,6 +15527,7 @@
       "resolved": "https://registry.npmjs.org/trim-left-x/-/trim-left-x-3.0.0.tgz",
       "integrity": "sha1-NWzwVYlnJrl1RCXoQTmIQukLTN8=",
       "dev": true,
+      "optional": true,
       "requires": {
         "cached-constructors-x": "^1.0.0",
         "require-coercible-to-string-x": "^1.0.0",
@@ -15366,6 +15545,7 @@
       "resolved": "https://registry.npmjs.org/trim-repeated/-/trim-repeated-1.0.0.tgz",
       "integrity": "sha1-42RqLqTokTEr9+rObPsFOAvAHCE=",
       "dev": true,
+      "optional": true,
       "requires": {
         "escape-string-regexp": "^1.0.2"
       }
@@ -15381,6 +15561,7 @@
       "resolved": "https://registry.npmjs.org/trim-right-x/-/trim-right-x-3.0.0.tgz",
       "integrity": "sha1-KMTNN9WYH1Cs6bUuPOkQb00tIsA=",
       "dev": true,
+      "optional": true,
       "requires": {
         "cached-constructors-x": "^1.0.0",
         "require-coercible-to-string-x": "^1.0.0",
@@ -15392,6 +15573,7 @@
       "resolved": "https://registry.npmjs.org/trim-x/-/trim-x-3.0.0.tgz",
       "integrity": "sha1-JO/c0Ce3SLv8JGoBOa0XSb7+8CQ=",
       "dev": true,
+      "optional": true,
       "requires": {
         "trim-left-x": "^3.0.0",
         "trim-right-x": "^3.0.0"
@@ -15776,7 +15958,8 @@
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/validate.io-undefined/-/validate.io-undefined-1.0.3.tgz",
       "integrity": "sha1-fif8uzFbhB54JDQxiXZxkp4gt/Q=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "velocity-animate": {
       "version": "1.5.0",
@@ -15818,6 +16001,7 @@
       "resolved": "https://registry.npmjs.org/vinyl-assign/-/vinyl-assign-1.2.1.tgz",
       "integrity": "sha1-TRmIkbVRWRHXcajNnFSApGoHSkU=",
       "dev": true,
+      "optional": true,
       "requires": {
         "object-assign": "^4.0.1",
         "readable-stream": "^2.0.0"
@@ -15827,19 +16011,22 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
           "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
           "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
           "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "readable-stream": {
           "version": "2.3.3",
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
           "integrity": "sha1-No8lEtefnUb9/HE0mueHi7weuVw=",
           "dev": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -15855,6 +16042,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
           "integrity": "sha1-D8Z9fBQYJd6UKC3VNr7GubzoYKs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -16002,6 +16190,7 @@
       "resolved": "https://registry.npmjs.org/ware/-/ware-1.3.0.tgz",
       "integrity": "sha1-0bFPOdLiy0q4xAmPdW/ksWTkc9Q=",
       "dev": true,
+      "optional": true,
       "requires": {
         "wrap-fn": "^0.1.0"
       }
@@ -16042,7 +16231,8 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/white-space-x/-/white-space-x-3.0.0.tgz",
       "integrity": "sha1-yOMe1P7PTz/uvmUy5gRgCKZmo+E=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "wide-align": {
       "version": "1.1.2",
@@ -16089,6 +16279,7 @@
       "resolved": "https://registry.npmjs.org/wrap-fn/-/wrap-fn-0.1.5.tgz",
       "integrity": "sha1-8htuQQFv9KfjFyDbxjoJAWvfmEU=",
       "dev": true,
+      "optional": true,
       "requires": {
         "co": "3.1.0"
       },
@@ -16097,7 +16288,8 @@
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/co/-/co-3.1.0.tgz",
           "integrity": "sha1-TqVOpaCJOBUxheFSEMaNkJK8G3g=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
diff --git a/package.json b/package.json
index 3886f22..482c9f6 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "dependencies": {
     "fg-loadcss": "^1.3.1",
     "jquery": "^3.2.1",
-    "lazysizes": "^4.0.1",
+    "lazysizes": "^5.2.1",
     "normalize.css": "^7.0.0",
     "picturefill": "^3.0.2",
     "velocity-animate": "^1.5.0"