diff --git a/web/package.json b/web/package.json
index a59fd95..17a599c 100644
--- a/web/package.json
+++ b/web/package.json
@@ -68,7 +68,7 @@
     "lolex": "^1.4.0",
     "mocha": "^3.1.0",
     "nightwatch": "^0.9.8",
-    "node-sass": "^4.1.1",
+    "node-sass": "^4.13.1",
     "opn": "^4.0.2",
     "ora": "^0.3.0",
     "phantomjs-prebuilt": "^2.1.3",
diff --git a/web/yarn.lock b/web/yarn.lock
index e799131..a07fcc2 100644
--- a/web/yarn.lock
+++ b/web/yarn.lock
@@ -64,6 +64,15 @@ ajv@^4.7.0:
     co "^4.6.0"
     json-stable-stringify "^1.0.1"
 
+ajv@^6.12.3:
+  version "6.12.4"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.4.tgz#0614facc4522127fa713445c6bfd3ebd376e2234"
+  dependencies:
+    fast-deep-equal "^3.1.1"
+    fast-json-stable-stringify "^2.0.0"
+    json-schema-traverse "^0.4.1"
+    uri-js "^4.2.2"
+
 align-text@^0.1.1, align-text@^0.1.3:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
@@ -152,13 +161,6 @@ array-flatten@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-1.1.1.tgz#9a5f699051b1e7073328f2a008968b64ea2955d2"
 
-array-index@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/array-index/-/array-index-1.0.0.tgz#ec56a749ee103e4e08c790b9c353df16055b97f9"
-  dependencies:
-    debug "^2.2.0"
-    es6-symbol "^3.0.2"
-
 array-slice@^0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/array-slice/-/array-slice-0.2.3.tgz#dd3cfb80ed7973a75117cdac69b0b99ec86186f5"
@@ -282,10 +284,18 @@ aws-sign2@~0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.6.0.tgz#14342dd38dbcc94d0e5b87d763cd63612c0e794f"
 
+aws-sign2@~0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.7.0.tgz#b46e890934a9591f2d2f6f86d7e6a9f1b3fe76a8"
+
 aws4@^1.2.1:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.5.0.tgz#0a29ffb79c31c9e712eeb087e8e7a64b4a56d755"
 
+aws4@^1.8.0:
+  version "1.10.1"
+  resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.10.1.tgz#e1e82e4f3e999e2cfd61b161280d16a111f86428"
+
 axios@^0.15.3:
   version "0.15.3"
   resolved "https://registry.yarnpkg.com/axios/-/axios-0.15.3.tgz#2c9d638b2e191a08ea1d6cc988eadd6ba5bdc053"
@@ -868,6 +878,10 @@ balanced-match@^0.4.1, balanced-match@^0.4.2:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-0.4.2.tgz#cb3f3e3c732dc0f01ee70b403f302e61d7709838"
 
+balanced-match@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
+
 base62@0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/base62/-/base62-0.1.1.tgz#7b4174c2f94449753b11c2651c083da841a7b084"
@@ -958,6 +972,13 @@ brace-expansion@^1.0.0:
     balanced-match "^0.4.1"
     concat-map "0.0.1"
 
+brace-expansion@^1.1.7:
+  version "1.1.11"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
+  dependencies:
+    balanced-match "^1.0.0"
+    concat-map "0.0.1"
+
 braces@^0.1.2:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/braces/-/braces-0.1.5.tgz#c085711085291d8b75fdd74eab0f8597280711e6"
@@ -1123,6 +1144,10 @@ caseless@~0.11.0:
   version "0.11.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.11.0.tgz#715b96ea9841593cc33067923f5ec60ebda4f7d7"
 
+caseless@~0.12.0:
+  version "0.12.0"
+  resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
+
 center-align@^0.1.1:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/center-align/-/center-align-0.1.3.tgz#aa0d32629b6ee972200411cbd4461c907bc2b7ad"
@@ -1319,6 +1344,12 @@ combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
+combined-stream@^1.0.6, combined-stream@~1.0.6:
+  version "1.0.8"
+  resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.8.tgz#c3d45a8b34fd730631a110a8a2520682b31d5a7f"
+  dependencies:
+    delayed-stream "~1.0.0"
+
 commander@0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-0.6.1.tgz#fa68a14f6a945d54dbbe50d8cdb3320e9e3b1a06"
@@ -1705,6 +1736,12 @@ deep-is@~0.1.3:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
 
+define-properties@^1.1.2:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.3.tgz#cf88da6cbee26fe6db7094f61d870cbd84cee9f1"
+  dependencies:
+    object-keys "^1.0.12"
+
 defined@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/defined/-/defined-1.0.0.tgz#c98d9bcef75674188e110969151199e39b1fa693"
@@ -2017,7 +2054,7 @@ es6-set@^0.1.4, es6-set@~0.1.3:
     es6-symbol "3"
     event-emitter "~0.3.4"
 
-es6-symbol@3, es6-symbol@^3.0.2, es6-symbol@~3.1, es6-symbol@~3.1.0:
+es6-symbol@3, es6-symbol@~3.1, es6-symbol@~3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/es6-symbol/-/es6-symbol-3.1.0.tgz#94481c655e7a7cad82eba832d97d5433496d7ffa"
   dependencies:
@@ -2318,7 +2355,7 @@ express@^4.13.3:
     utils-merge "1.0.0"
     vary "~1.1.0"
 
-extend@3, extend@^3.0.0, extend@~3.0.0:
+extend@3, extend@^3.0.0, extend@~3.0.0, extend@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
 
@@ -2358,6 +2395,14 @@ falafel@^1.0.1:
     isarray "0.0.1"
     object-keys "^1.0.6"
 
+fast-deep-equal@^3.1.1:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
+
+fast-json-stable-stringify@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
+
 fast-levenshtein@~2.0.4:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.5.tgz#bd33145744519ab1c36c3ee9f31f08e9079b67f2"
@@ -2484,6 +2529,14 @@ form-data@~2.1.1:
     combined-stream "^1.0.5"
     mime-types "^2.1.12"
 
+form-data@~2.3.2:
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.3.3.tgz#dcce52c05f644f298c6a7ab936bd724ceffbf3a6"
+  dependencies:
+    asynckit "^0.4.0"
+    combined-stream "^1.0.6"
+    mime-types "^2.1.12"
+
 formatio@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/formatio/-/formatio-1.1.1.tgz#5ed3ccd636551097383465d996199100e86161e9"
@@ -2545,23 +2598,13 @@ function-bind@^1.0.2:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.0.tgz#16176714c801798e4e8f2cf7f7529467bb4a5771"
 
-gauge@~2.6.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.6.0.tgz#d35301ad18e96902b4751dcbbe40f4218b942a46"
-  dependencies:
-    aproba "^1.0.3"
-    console-control-strings "^1.0.0"
-    has-color "^0.1.7"
-    has-unicode "^2.0.0"
-    object-assign "^4.1.0"
-    signal-exit "^3.0.0"
-    string-width "^1.0.1"
-    strip-ansi "^3.0.1"
-    wide-align "^1.1.0"
+function-bind@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
 
-gauge@~2.7.1:
-  version "2.7.2"
-  resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.2.tgz#15cecc31b02d05345a5d6b0e171cdb3ad2307774"
+gauge@~2.7.3:
+  version "2.7.4"
+  resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.4.tgz#2c03405c7538c39d7eb37b317022e325fb018bf7"
   dependencies:
     aproba "^1.0.3"
     console-control-strings "^1.0.0"
@@ -2570,7 +2613,6 @@ gauge@~2.7.1:
     signal-exit "^3.0.0"
     string-width "^1.0.1"
     strip-ansi "^3.0.1"
-    supports-color "^0.2.0"
     wide-align "^1.1.0"
 
 gaze@^1.0.0:
@@ -2656,14 +2698,14 @@ glob@^5.0.15:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.0.0, glob@^7.0.3, glob@^7.0.5, glob@~7.1.1:
-  version "7.1.1"
-  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
+glob@^7.0.0, glob@^7.0.3, glob@^7.0.5, glob@^7.1.2, glob@~7.1.1:
+  version "7.1.6"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.6.tgz#141f33b81a7c2492e125594307480c46679278a6"
   dependencies:
     fs.realpath "^1.0.0"
     inflight "^1.0.4"
     inherits "2"
-    minimatch "^3.0.2"
+    minimatch "^3.0.4"
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
@@ -2720,6 +2762,10 @@ handlebars@^4.0.1:
   optionalDependencies:
     uglify-js "^3.1.4"
 
+har-schema@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-2.0.0.tgz#a94c2224ebcac04782a0d9035521f24735b7ec92"
+
 har-validator@~2.0.6:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-2.0.6.tgz#cdcbc08188265ad119b6a5a7c8ab70eecfb5d27d"
@@ -2729,6 +2775,13 @@ har-validator@~2.0.6:
     is-my-json-valid "^2.12.4"
     pinkie-promise "^2.0.0"
 
+har-validator@~5.1.3:
+  version "5.1.5"
+  resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-5.1.5.tgz#1f0803b9f8cb20c0fa13822df1ecddb36bde1efd"
+  dependencies:
+    ajv "^6.12.3"
+    har-schema "^2.0.0"
+
 has-ansi@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/has-ansi/-/has-ansi-2.0.0.tgz#34f5049ce1ecdf2b0649af3ef24e45ed35416d91"
@@ -2747,7 +2800,7 @@ has-binary@0.1.7:
   dependencies:
     isarray "0.0.1"
 
-has-color@^0.1.7, has-color@~0.1.0:
+has-color@~0.1.0:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/has-color/-/has-color-0.1.7.tgz#67144a5260c34fc3cca677d041daf52fe7b78b2f"
 
@@ -2759,6 +2812,10 @@ has-flag@^1.0.0:
   version "1.0.0"
   resolved "https://registry.npmjs.org/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
 
+has-symbols@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.1.tgz#9f5214758a44196c406d9bd76cebf81ec2dd31e8"
+
 has-unicode@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/has-unicode/-/has-unicode-2.0.1.tgz#e0e6fe6a28cf51138855e086d1691e771de2a8b9"
@@ -2906,6 +2963,14 @@ http-signature@~1.1.0:
     jsprim "^1.2.2"
     sshpk "^1.7.0"
 
+http-signature@~1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.2.0.tgz#9aecd925114772f3d95b65a60abb8f7c18fbace1"
+  dependencies:
+    assert-plus "^1.0.0"
+    jsprim "^1.2.2"
+    sshpk "^1.7.0"
+
 https-browserify@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-0.0.1.tgz#3f91365cabe60b77ed0ebba24b454e3e09d95a82"
@@ -3280,6 +3345,10 @@ jade@0.26.3:
     commander "0.6.1"
     mkdirp "0.3.0"
 
+js-base64@^2.1.8:
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.6.4.tgz#f4e686c5de1ea1f867dbcad3d46d969428df98c4"
+
 js-base64@^2.1.9:
   version "2.1.9"
   resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.1.9.tgz#f0e80ae039a4bd654b5f281fc93f04a914a7fcce"
@@ -3327,6 +3396,10 @@ json-loader@^0.5.4:
   version "0.5.4"
   resolved "https://registry.yarnpkg.com/json-loader/-/json-loader-0.5.4.tgz#8baa1365a632f58a3c46d20175fc6002c96e37de"
 
+json-schema-traverse@^0.4.1:
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz#69f6a87d9513ab8bb8fe63bdb0979c448e684660"
+
 json-schema@0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/json-schema/-/json-schema-0.2.3.tgz#b480c892e59a2f05954ce727bd3f2a4e882f9e13"
@@ -3646,10 +3719,6 @@ lodash._topath@^3.0.0:
   dependencies:
     lodash.isarray "^3.0.0"
 
-lodash.assign@^4.0.3, lodash.assign@^4.0.6, lodash.assign@^4.2.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/lodash.assign/-/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
-
 lodash.camelcase@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/lodash.camelcase/-/lodash.camelcase-3.0.1.tgz#932c8b87f8a4377897c67197533282f97aeac298"
@@ -3664,10 +3733,6 @@ lodash.clone@^3.0.3:
     lodash._bindcallback "^3.0.0"
     lodash._isiterateecall "^3.0.0"
 
-lodash.clonedeep@^4.3.2:
-  version "4.5.0"
-  resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
-
 lodash.cond@^4.3.0:
   version "4.5.2"
   resolved "https://registry.yarnpkg.com/lodash.cond/-/lodash.cond-4.5.2.tgz#f471a1da486be60f6ab955d17115523dd1d255d5"
@@ -3779,10 +3844,6 @@ lodash.merge@^3.3.2:
     lodash.keysin "^3.0.0"
     lodash.toplainobject "^3.0.0"
 
-lodash.mergewith@^4.6.0:
-  version "4.6.0"
-  resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.0.tgz#150cf0a16791f5903b8891eab154609274bdea55"
-
 lodash.pairs@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/lodash.pairs/-/lodash.pairs-3.0.1.tgz#bbe08d5786eeeaa09a15c91ebf0dcb7d2be326a9"
@@ -3814,9 +3875,9 @@ lodash@^3.8.0:
   version "3.10.1"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
 
-lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.0, lodash@^4.16.4, lodash@^4.17.19, lodash@^4.17.2, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.5.0:
-  version "4.17.19"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
+lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.0, lodash@^4.16.4, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.2, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.5.0:
+  version "4.17.20"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
 
 lodash@~4.16.4:
   version "4.16.6"
@@ -3977,6 +4038,10 @@ miller-rabin@^4.0.0:
     bn.js "^4.0.0"
     brorand "^1.0.1"
 
+mime-db@1.44.0:
+  version "1.44.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.44.0.tgz#fa11c5eb0aca1334b4233cb4d52f10c5a6272f92"
+
 mime-db@~1.12.0:
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.12.0.tgz#3d0c63180f458eb10d325aaa37d7c58ae312e9d7"
@@ -3997,6 +4062,12 @@ mime-types@~2.0.4:
   dependencies:
     mime-db "~1.12.0"
 
+mime-types@~2.1.19:
+  version "2.1.27"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.27.tgz#47949f98e279ea53119f5722e0f34e529bec009f"
+  dependencies:
+    mime-db "1.44.0"
+
 mime@1.2.x:
   version "1.2.11"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.2.11.tgz#58203eed86e3a5ef17aed2b7d9ebd47f0a60dd10"
@@ -4015,6 +4086,12 @@ minimalistic-assert@^1.0.0:
   dependencies:
     brace-expansion "^1.0.0"
 
+minimatch@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
+  dependencies:
+    brace-expansion "^1.1.7"
+
 minimatch@~0.2.11, minimatch@~0.2.14:
   version "0.2.14"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-0.2.14.tgz#c74e780574f63c6f9a090e90efbe6ef53a6a756a"
@@ -4101,9 +4178,9 @@ mute-stream@0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.5.tgz#8fbfabb0a98a253d3184331f9e8deb7372fac6c0"
 
-nan@^2.3.0, nan@^2.3.2:
-  version "2.4.0"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.4.0.tgz#fb3c59d45fe4effe215f0b890f8adf6eb32d2232"
+nan@^2.13.2, nan@^2.3.0:
+  version "2.14.1"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
 
 natural-compare@^1.4.0:
   version "1.4.0"
@@ -4152,22 +4229,20 @@ no-case@^2.2.0:
   dependencies:
     lower-case "^1.1.1"
 
-node-gyp@^3.3.1:
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/node-gyp/-/node-gyp-3.4.0.tgz#dda558393b3ecbbe24c9e6b8703c71194c63fa36"
+node-gyp@^3.8.0:
+  version "3.8.0"
+  resolved "https://registry.yarnpkg.com/node-gyp/-/node-gyp-3.8.0.tgz#540304261c330e80d0d5edce253a68cb3964218c"
   dependencies:
     fstream "^1.0.0"
     glob "^7.0.3"
     graceful-fs "^4.1.2"
-    minimatch "^3.0.2"
     mkdirp "^0.5.0"
     nopt "2 || 3"
-    npmlog "0 || 1 || 2 || 3"
+    npmlog "0 || 1 || 2 || 3 || 4"
     osenv "0"
-    path-array "^1.0.0"
-    request "2"
+    request "^2.87.0"
     rimraf "2"
-    semver "2.x || 3.x || 4 || 5"
+    semver "~5.3.0"
     tar "^2.0.0"
     which "1"
 
@@ -4241,9 +4316,9 @@ node-pre-gyp@^0.6.29:
     tar "~2.2.1"
     tar-pack "~3.3.0"
 
-node-sass@^4.1.1:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.1.1.tgz#dc3e27d25bd827b6276ea243be357c7c7cd07111"
+node-sass@^4.13.1:
+  version "4.13.1"
+  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.13.1.tgz#9db5689696bb2eec2c32b98bfea4c7a2e992d0a3"
   dependencies:
     async-foreach "^0.1.3"
     chalk "^1.1.1"
@@ -4252,17 +4327,16 @@ node-sass@^4.1.1:
     get-stdin "^4.0.1"
     glob "^7.0.3"
     in-publish "^2.0.0"
-    lodash.assign "^4.2.0"
-    lodash.clonedeep "^4.3.2"
-    lodash.mergewith "^4.6.0"
+    lodash "^4.17.15"
     meow "^3.7.0"
     mkdirp "^0.5.1"
-    nan "^2.3.2"
-    node-gyp "^3.3.1"
+    nan "^2.13.2"
+    node-gyp "^3.8.0"
     npmlog "^4.0.0"
-    request "^2.61.0"
-    sass-graph "^2.1.1"
+    request "^2.88.0"
+    sass-graph "^2.2.4"
     stdout-stream "^1.4.0"
+    "true-case-path" "^1.0.2"
 
 nomnomnomnom@^2.0.0:
   version "2.0.1"
@@ -4317,22 +4391,13 @@ npmconf@^2.1.1:
     semver "2 || 3 || 4"
     uid-number "0.0.5"
 
-"npmlog@0 || 1 || 2 || 3":
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/npmlog/-/npmlog-3.1.2.tgz#2d46fa874337af9498a2f12bb43d8d0be4a36873"
+"npmlog@0 || 1 || 2 || 3 || 4", npmlog@^4.0.0, npmlog@^4.0.1:
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/npmlog/-/npmlog-4.1.2.tgz#08a7f2a8bf734604779a9efa4ad5cc717abb954b"
   dependencies:
     are-we-there-yet "~1.1.2"
     console-control-strings "~1.1.0"
-    gauge "~2.6.0"
-    set-blocking "~2.0.0"
-
-npmlog@^4.0.0, npmlog@^4.0.1:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/npmlog/-/npmlog-4.0.2.tgz#d03950e0e78ce1527ba26d2a7592e9348ac3e75f"
-  dependencies:
-    are-we-there-yet "~1.1.2"
-    console-control-strings "~1.1.0"
-    gauge "~2.7.1"
+    gauge "~2.7.3"
     set-blocking "~2.0.0"
 
 nth-check@~1.0.1:
@@ -4353,6 +4418,10 @@ oauth-sign@~0.8.1:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.8.2.tgz#46a6ab7f0aead8deae9ec0565780b7d4efeb9d43"
 
+oauth-sign@~0.9.0:
+  version "0.9.0"
+  resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.9.0.tgz#47a7b016baa68b5fa0ecf3dee08a85c679ac6455"
+
 object-assign@^4.0.0, object-assign@^4.0.1, object-assign@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.0.tgz#7a3b3d0e98063d43f4c03f2e8ae6cd51a86883a0"
@@ -4365,10 +4434,23 @@ object-hash@^1.1.4:
   version "1.1.5"
   resolved "https://registry.yarnpkg.com/object-hash/-/object-hash-1.1.5.tgz#bdd844e030d0861b692ca175c6cab6868ec233d7"
 
+object-keys@^1.0.11, object-keys@^1.0.12:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.1.1.tgz#1c47f272df277f3b1daf061677d9c82e2322c60e"
+
 object-keys@^1.0.6:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
 
+object.assign@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.1.0.tgz#968bf1100d7956bb3ca086f006f846b3bc4008da"
+  dependencies:
+    define-properties "^1.1.2"
+    function-bind "^1.1.1"
+    has-symbols "^1.0.0"
+    object-keys "^1.0.11"
+
 object.omit@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/object.omit/-/object.omit-2.0.1.tgz#1a9c744829f39dbb858c76ca3579ae2a54ebd1fa"
@@ -4536,12 +4618,6 @@ parseurl@~1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.1.tgz#c8ab8c9223ba34888aa64a297b28853bec18da56"
 
-path-array@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/path-array/-/path-array-1.0.1.tgz#7e2f0f35f07a2015122b868b7eac0eb2c4fec271"
-  dependencies:
-    array-index "^1.0.0"
-
 path-browserify@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/path-browserify/-/path-browserify-0.0.0.tgz#a0b870729aae214005b7d5032ec2cbbb0fb4451a"
@@ -4586,6 +4662,10 @@ pend@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/pend/-/pend-1.2.0.tgz#7a57eb550a6783f9115331fcf4663d5c8e007a50"
 
+performance-now@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
+
 phantomjs-prebuilt@^2.1.3, phantomjs-prebuilt@^2.1.7:
   version "2.1.14"
   resolved "https://registry.yarnpkg.com/phantomjs-prebuilt/-/phantomjs-prebuilt-2.1.14.tgz#d53d311fcfb7d1d08ddb24014558f1188c516da0"
@@ -4936,6 +5016,10 @@ pseudomap@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
+psl@^1.1.28:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/psl/-/psl-1.8.0.tgz#9326f8bcfb013adcc005fdff056acce020e51c24"
+
 public-encrypt@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/public-encrypt/-/public-encrypt-4.0.0.tgz#39f699f3a46560dd5ebacbca693caf7c65c18cc6"
@@ -4954,6 +5038,10 @@ punycode@^1.2.4, punycode@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
 
+punycode@^2.1.0, punycode@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
+
 q@^1.1.2:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/q/-/q-1.4.1.tgz#55705bcd93c5f3673530c2c2cbc0c2b3addc286e"
@@ -4970,6 +5058,10 @@ qs@~6.3.0:
   version "6.3.0"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.3.0.tgz#f403b264f23bc01228c74131b407f18d5ea5d442"
 
+qs@~6.5.2:
+  version "6.5.2"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
+
 query-string@^4.1.0:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/query-string/-/query-string-4.2.3.tgz#9f27273d207a25a8ee4c7b8c74dcd45d556db822"
@@ -5250,7 +5342,32 @@ request-progress@~2.0.1:
   dependencies:
     throttleit "^1.0.0"
 
-request@2, request@^2.61.0, request@^2.79.0, request@~2.79.0:
+request@^2.79.0, request@^2.87.0, request@^2.88.0:
+  version "2.88.2"
+  resolved "https://registry.yarnpkg.com/request/-/request-2.88.2.tgz#d73c918731cb5a87da047e207234146f664d12b3"
+  dependencies:
+    aws-sign2 "~0.7.0"
+    aws4 "^1.8.0"
+    caseless "~0.12.0"
+    combined-stream "~1.0.6"
+    extend "~3.0.2"
+    forever-agent "~0.6.1"
+    form-data "~2.3.2"
+    har-validator "~5.1.3"
+    http-signature "~1.2.0"
+    is-typedarray "~1.0.0"
+    isstream "~0.1.2"
+    json-stringify-safe "~5.0.1"
+    mime-types "~2.1.19"
+    oauth-sign "~0.9.0"
+    performance-now "^2.1.0"
+    qs "~6.5.2"
+    safe-buffer "^5.1.2"
+    tough-cookie "~2.5.0"
+    tunnel-agent "^0.6.0"
+    uuid "^3.3.2"
+
+request@~2.79.0:
   version "2.79.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.79.0.tgz#4dfe5bf6be8b8cdc37fcf93e04b65577722710de"
   dependencies:
@@ -5343,6 +5460,10 @@ rx-lite@^3.1.2:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-3.1.2.tgz#19ce502ca572665f3b647b10939f97fd1615f102"
 
+safe-buffer@^5.0.1, safe-buffer@^5.1.2:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+
 safer-buffer@^2.0.2, safer-buffer@^2.1.0, safer-buffer@~2.1.0:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
@@ -5351,13 +5472,14 @@ samsam@1.1.2, samsam@~1.1:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.1.2.tgz#bec11fdc83a9fda063401210e40176c3024d1567"
 
-sass-graph@^2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/sass-graph/-/sass-graph-2.1.2.tgz#965104be23e8103cb7e5f710df65935b317da57b"
+sass-graph@^2.2.4:
+  version "2.2.6"
+  resolved "https://registry.yarnpkg.com/sass-graph/-/sass-graph-2.2.6.tgz#09fda0e4287480e3e4967b72a2d133ba09b8d827"
   dependencies:
     glob "^7.0.0"
     lodash "^4.0.0"
-    yargs "^4.7.1"
+    scss-tokenizer "^0.2.3"
+    yargs "^7.0.0"
 
 sass-loader@^4.1.0:
   version "4.1.0"
@@ -5371,6 +5493,13 @@ sax@~1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.1.tgz#7b8e656190b228e81a66aea748480d828cd2d37a"
 
+scss-tokenizer@^0.2.3:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/scss-tokenizer/-/scss-tokenizer-0.2.3.tgz#8eb06db9a9723333824d3f5530641149847ce5d1"
+  dependencies:
+    js-base64 "^2.1.8"
+    source-map "^0.4.2"
+
 selenium-server@2.53.1:
   version "2.53.1"
   resolved "https://registry.yarnpkg.com/selenium-server/-/selenium-server-2.53.1.tgz#d681528812f3c2e0531a6b7e613e23bb02cce8a6"
@@ -5379,7 +5508,7 @@ selenium-server@2.53.1:
   version "4.3.6"
   resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
 
-"semver@2 || 3 || 4 || 5", "semver@2.x || 3.x || 4 || 5", semver@^5.3.0, semver@~5.3.0:
+"semver@2 || 3 || 4 || 5", semver@^5.3.0, semver@~5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
 
@@ -5586,7 +5715,7 @@ source-map@0.1.31:
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@0.4.x, source-map@~0.4.1:
+source-map@0.4.x, source-map@^0.4.2, source-map@~0.4.1:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
   dependencies:
@@ -5689,7 +5818,7 @@ strict-uri-encode@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/strict-uri-encode/-/strict-uri-encode-1.1.0.tgz#279b225df1d582b1f54e65addd4352e18faa0713"
 
-string-width@^1.0.1:
+string-width@^1.0.1, string-width@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
   dependencies:
@@ -5760,10 +5889,6 @@ supports-color@3.1.2, supports-color@^3.1.0, supports-color@^3.1.2:
   dependencies:
     has-flag "^1.0.0"
 
-supports-color@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-0.2.0.tgz#d92de2694eb3f67323973d7ae3d8b55b4c22190a"
-
 supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
@@ -5879,10 +6004,23 @@ tough-cookie@~2.3.0:
   dependencies:
     punycode "^1.4.1"
 
+tough-cookie@~2.5.0:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.5.0.tgz#cd9fb2a0aa1d5a12b473bd9fb96fa3dcff65ade2"
+  dependencies:
+    psl "^1.1.28"
+    punycode "^2.1.1"
+
 trim-newlines@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/trim-newlines/-/trim-newlines-1.0.0.tgz#5887966bb582a4503a41eb524f7d35011815a613"
 
+"true-case-path@^1.0.2":
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/true-case-path/-/true-case-path-1.0.3.tgz#f813b5a8c86b40da59606722b144e3225799f47d"
+  dependencies:
+    glob "^7.1.2"
+
 tryit@^1.0.1:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/tryit/-/tryit-1.0.3.tgz#393be730a9446fd1ead6da59a014308f36c289cb"
@@ -5895,6 +6033,12 @@ tty-browserify@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/tty-browserify/-/tty-browserify-0.0.0.tgz#a157ba402da24e9bf957f9aa69d524eed42901a6"
 
+tunnel-agent@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"
+  dependencies:
+    safe-buffer "^5.0.1"
+
 tunnel-agent@~0.4.1:
   version "0.4.3"
   resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.4.3.tgz#6373db76909fe570e08d73583365ed828a74eeeb"
@@ -5998,6 +6142,12 @@ upper-case@^1.1.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/upper-case/-/upper-case-1.1.3.tgz#f6b4501c2ec4cdd26ba78be7222961de77621598"
 
+uri-js@^4.2.2:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.4.0.tgz#aa714261de793e8a82347a7bcc9ce74e86f28602"
+  dependencies:
+    punycode "^2.1.0"
+
 url-loader@^0.5.7:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/url-loader/-/url-loader-0.5.7.tgz#67e8779759f8000da74994906680c943a9b0925d"
@@ -6054,6 +6204,10 @@ uuid@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.0.1.tgz#6544bba2dfda8c1cf17e629a3a305e2bb1fee6c1"
 
+uuid@^3.3.2:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.4.0.tgz#b23e4358afa8a202fe7a100af1f5f883f02007ee"
+
 validate-npm-package-license@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz#2804babe712ad3379459acfbe24746ab2c303fbc"
@@ -6236,10 +6390,6 @@ window-size@^0.1.2:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/window-size/-/window-size-0.1.4.tgz#f8e1aa1ee5a53ec5bf151ffa09742a6ad7697876"
 
-window-size@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/window-size/-/window-size-0.2.0.tgz#b4315bb4214a3d7058ebeee892e13fa24d98b075"
-
 wordwrap@0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.2.tgz#b79669bb42ecb409f83d583cad52ca17eaa1643f"
@@ -6300,31 +6450,30 @@ yallist@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.0.0.tgz#306c543835f09ee1a4cb23b7bce9ab341c91cdd4"
 
-yargs-parser@^2.4.1:
-  version "2.4.1"
-  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-2.4.1.tgz#85568de3cf150ff49fa51825f03a8c880ddcc5c4"
+yargs-parser@5.0.0-security.0:
+  version "5.0.0-security.0"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-5.0.0-security.0.tgz#4ff7271d25f90ac15643b86076a2ab499ec9ee24"
   dependencies:
     camelcase "^3.0.0"
-    lodash.assign "^4.0.6"
+    object.assign "^4.1.0"
 
-yargs@^4.7.1:
-  version "4.8.1"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-4.8.1.tgz#c0c42924ca4aaa6b0e6da1739dfb216439f9ddc0"
+yargs@^7.0.0:
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-7.1.1.tgz#67f0ef52e228d4ee0d6311acede8850f53464df6"
   dependencies:
+    camelcase "^3.0.0"
     cliui "^3.2.0"
     decamelize "^1.1.1"
     get-caller-file "^1.0.1"
-    lodash.assign "^4.0.3"
     os-locale "^1.4.0"
     read-pkg-up "^1.0.1"
     require-directory "^2.1.1"
     require-main-filename "^1.0.1"
     set-blocking "^2.0.0"
-    string-width "^1.0.1"
+    string-width "^1.0.2"
     which-module "^1.0.0"
-    window-size "^0.2.0"
     y18n "^3.2.1"
-    yargs-parser "^2.4.1"
+    yargs-parser "5.0.0-security.0"
 
 yargs@~3.10.0:
   version "3.10.0"