diff --git a/package.json b/package.json
index a5bbab0..013082c 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "gulp-uglify": "^3.0.0",
     "gulp-util": "^3.0.8",
     "mkdirp": "^0.5.1",
-    "node-sass": "^4.5.3",
+    "node-sass": "^4.13.1",
     "path": "^0.12.7",
     "sass-loader": "^6.0.6",
     "script-loader": "^0.7.0",
diff --git a/yarn.lock b/yarn.lock
index 977f6eb..de9805c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -48,7 +48,7 @@ ajv-keywords@^3.1.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.2.0.tgz#e86b819c602cf8821ad637413698f1dec021847a"
 
-ajv@^5.0.0, ajv@^5.1.0, ajv@^5.3.0:
+ajv@^5.0.0:
   version "5.5.2"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-5.5.2.tgz#73b5eeca3fab653e3d3f9422b341ad42205dc965"
   dependencies:
@@ -66,6 +66,15 @@ ajv@^6.1.0:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
+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"
@@ -319,7 +328,7 @@ aws-sign2@~0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.7.0.tgz#b46e890934a9591f2d2f6f86d7e6a9f1b3fe76a8"
 
-aws4@^1.6.0, aws4@^1.8.0:
+aws4@^1.8.0:
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.8.0.tgz#f0e003d9ca9e7f59c7a508945d7b2ef9a04a542f"
 
@@ -522,55 +531,55 @@ babel-plugin-react-transform@^2.0.2:
 
 babel-plugin-syntax-async-functions@^6.8.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-async-functions/-/babel-plugin-syntax-async-functions-6.13.0.tgz#cad9cad1191b5ad634bf30ae0872391e0647be95"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-async-functions/-/babel-plugin-syntax-async-functions-6.13.0.tgz#cad9cad1191b5ad634bf30ae0872391e0647be95"
 
 babel-plugin-syntax-async-generators@^6.5.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-async-generators/-/babel-plugin-syntax-async-generators-6.13.0.tgz#6bc963ebb16eccbae6b92b596eb7f35c342a8b9a"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-async-generators/-/babel-plugin-syntax-async-generators-6.13.0.tgz#6bc963ebb16eccbae6b92b596eb7f35c342a8b9a"
 
 babel-plugin-syntax-class-constructor-call@^6.18.0:
   version "6.18.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-class-constructor-call/-/babel-plugin-syntax-class-constructor-call-6.18.0.tgz#9cb9d39fe43c8600bec8146456ddcbd4e1a76416"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-class-constructor-call/-/babel-plugin-syntax-class-constructor-call-6.18.0.tgz#9cb9d39fe43c8600bec8146456ddcbd4e1a76416"
 
 babel-plugin-syntax-class-properties@^6.8.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-class-properties/-/babel-plugin-syntax-class-properties-6.13.0.tgz#d7eb23b79a317f8543962c505b827c7d6cac27de"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-class-properties/-/babel-plugin-syntax-class-properties-6.13.0.tgz#d7eb23b79a317f8543962c505b827c7d6cac27de"
 
 babel-plugin-syntax-decorators@^6.13.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-decorators/-/babel-plugin-syntax-decorators-6.13.0.tgz#312563b4dbde3cc806cee3e416cceeaddd11ac0b"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-decorators/-/babel-plugin-syntax-decorators-6.13.0.tgz#312563b4dbde3cc806cee3e416cceeaddd11ac0b"
 
 babel-plugin-syntax-do-expressions@^6.8.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-do-expressions/-/babel-plugin-syntax-do-expressions-6.13.0.tgz#5747756139aa26d390d09410b03744ba07e4796d"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-do-expressions/-/babel-plugin-syntax-do-expressions-6.13.0.tgz#5747756139aa26d390d09410b03744ba07e4796d"
 
 babel-plugin-syntax-dynamic-import@^6.18.0:
   version "6.18.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-dynamic-import/-/babel-plugin-syntax-dynamic-import-6.18.0.tgz#8d6a26229c83745a9982a441051572caa179b1da"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-dynamic-import/-/babel-plugin-syntax-dynamic-import-6.18.0.tgz#8d6a26229c83745a9982a441051572caa179b1da"
 
 babel-plugin-syntax-exponentiation-operator@^6.8.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-exponentiation-operator/-/babel-plugin-syntax-exponentiation-operator-6.13.0.tgz#9ee7e8337290da95288201a6a57f4170317830de"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-exponentiation-operator/-/babel-plugin-syntax-exponentiation-operator-6.13.0.tgz#9ee7e8337290da95288201a6a57f4170317830de"
 
 babel-plugin-syntax-export-extensions@^6.8.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-export-extensions/-/babel-plugin-syntax-export-extensions-6.13.0.tgz#70a1484f0f9089a4e84ad44bac353c95b9b12721"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-export-extensions/-/babel-plugin-syntax-export-extensions-6.13.0.tgz#70a1484f0f9089a4e84ad44bac353c95b9b12721"
 
 babel-plugin-syntax-flow@^6.18.0:
   version "6.18.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-flow/-/babel-plugin-syntax-flow-6.18.0.tgz#4c3ab20a2af26aa20cd25995c398c4eb70310c8d"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-flow/-/babel-plugin-syntax-flow-6.18.0.tgz#4c3ab20a2af26aa20cd25995c398c4eb70310c8d"
 
 babel-plugin-syntax-function-bind@^6.8.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-function-bind/-/babel-plugin-syntax-function-bind-6.13.0.tgz#48c495f177bdf31a981e732f55adc0bdd2601f46"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-function-bind/-/babel-plugin-syntax-function-bind-6.13.0.tgz#48c495f177bdf31a981e732f55adc0bdd2601f46"
 
 babel-plugin-syntax-jsx@^6.3.13, babel-plugin-syntax-jsx@^6.8.0:
   version "6.18.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-jsx/-/babel-plugin-syntax-jsx-6.18.0.tgz#0af32a9a6e13ca7a3fd5069e62d7b0f58d0d8946"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-jsx/-/babel-plugin-syntax-jsx-6.18.0.tgz#0af32a9a6e13ca7a3fd5069e62d7b0f58d0d8946"
 
 babel-plugin-syntax-object-rest-spread@^6.8.0:
   version "6.13.0"
-  resolved "http://registry.npmjs.org/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz#fd6536f2bce13836ffa3a5458c4903a597bb3bf5"
+  resolved "https://registry.npmjs.org/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz#fd6536f2bce13836ffa3a5458c4903a597bb3bf5"
 
 babel-plugin-syntax-trailing-function-commas@^6.22.0:
   version "6.22.0"
@@ -1144,7 +1153,7 @@ brorand@^1.0.1:
 
 browserify-aes@^1.0.0, browserify-aes@^1.0.4:
   version "1.2.0"
-  resolved "http://registry.npmjs.org/browserify-aes/-/browserify-aes-1.2.0.tgz#326734642f403dabc3003209853bb70ad428ef48"
+  resolved "https://registry.npmjs.org/browserify-aes/-/browserify-aes-1.2.0.tgz#326734642f403dabc3003209853bb70ad428ef48"
   dependencies:
     buffer-xor "^1.0.3"
     cipher-base "^1.0.0"
@@ -1172,7 +1181,7 @@ browserify-des@^1.0.0:
 
 browserify-rsa@^4.0.0:
   version "4.0.1"
-  resolved "http://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.0.1.tgz#21e0abfaf6f2029cf2fafb133567a701d4135524"
+  resolved "https://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.0.1.tgz#21e0abfaf6f2029cf2fafb133567a701d4135524"
   dependencies:
     bn.js "^4.1.0"
     randombytes "^2.0.1"
@@ -1212,7 +1221,7 @@ buffer-xor@^1.0.3:
 
 buffer@^4.3.0:
   version "4.9.1"
-  resolved "http://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz#6d1bb601b07a4efced97094132093027c95bc298"
+  resolved "https://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz#6d1bb601b07a4efced97094132093027c95bc298"
   dependencies:
     base64-js "^1.0.2"
     ieee754 "^1.1.4"
@@ -1293,7 +1302,7 @@ center-align@^0.1.1:
 
 chalk@^1.0.0, chalk@^1.1.1, chalk@^1.1.3:
   version "1.1.3"
-  resolved "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
+  resolved "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
   dependencies:
     ansi-styles "^2.2.1"
     escape-string-regexp "^1.0.2"
@@ -1496,7 +1505,7 @@ colors@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.1.2.tgz#168a4701756b6a7f51a12ce0c97bfa28c084ed63"
 
-combined-stream@1.0.6, combined-stream@~1.0.5, combined-stream@~1.0.6:
+combined-stream@1.0.6, combined-stream@~1.0.6:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.6.tgz#723e7df6e801ac5613113a7e445a9b69cb632818"
   dependencies:
@@ -1607,7 +1616,7 @@ create-ecdh@^4.0.0:
 
 create-hash@^1.1.0, create-hash@^1.1.2:
   version "1.2.0"
-  resolved "http://registry.npmjs.org/create-hash/-/create-hash-1.2.0.tgz#889078af11a63756bcfb59bd221996be3a9ef196"
+  resolved "https://registry.npmjs.org/create-hash/-/create-hash-1.2.0.tgz#889078af11a63756bcfb59bd221996be3a9ef196"
   dependencies:
     cipher-base "^1.0.1"
     inherits "^2.0.1"
@@ -1617,7 +1626,7 @@ create-hash@^1.1.0, create-hash@^1.1.2:
 
 create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
   version "1.1.7"
-  resolved "http://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz#69170c78b3ab957147b2b8b04572e47ead2243ff"
+  resolved "https://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz#69170c78b3ab957147b2b8b04572e47ead2243ff"
   dependencies:
     cipher-base "^1.0.3"
     create-hash "^1.1.0"
@@ -1922,7 +1931,7 @@ detect-node@^2.0.3:
 
 diffie-hellman@^5.0.0:
   version "5.0.3"
-  resolved "http://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz#40e8ee98f55a2149607146921c63e1ae5f3d2875"
+  resolved "https://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz#40e8ee98f55a2149607146921c63e1ae5f3d2875"
   dependencies:
     bn.js "^4.1.0"
     miller-rabin "^4.0.0"
@@ -1962,11 +1971,11 @@ domelementtype@1:
 
 domelementtype@^1.3.0:
   version "1.3.0"
-  resolved "http://registry.npmjs.org/domelementtype/-/domelementtype-1.3.0.tgz#b17aed82e8ab59e52dd9c19b1756e0fc187204c2"
+  resolved "https://registry.npmjs.org/domelementtype/-/domelementtype-1.3.0.tgz#b17aed82e8ab59e52dd9c19b1756e0fc187204c2"
 
 domelementtype@~1.1.1:
   version "1.1.3"
-  resolved "http://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz#bd28773e2642881aec51544924299c5cd822185b"
+  resolved "https://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz#bd28773e2642881aec51544924299c5cd822185b"
 
 domhandler@^2.3.0:
   version "2.4.2"
@@ -2241,7 +2250,7 @@ expand-tilde@^2.0.0, expand-tilde@^2.0.2:
 
 express@^4.16.2:
   version "4.16.3"
-  resolved "http://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
+  resolved "https://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
   dependencies:
     accepts "~1.3.5"
     array-flatten "1.1.1"
@@ -2293,7 +2302,7 @@ extend-shallow@^3.0.0, extend-shallow@^3.0.2:
     assign-symbols "^1.0.0"
     is-extendable "^1.0.1"
 
-extend@^3.0.0, extend@~3.0.1, extend@~3.0.2:
+extend@^3.0.0, extend@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
 
@@ -2340,6 +2349,10 @@ fast-deep-equal@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz#7b05218ddf9667bf7f370bf7fdb2cb15fdd0aa49"
 
+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 "2.0.0"
   resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz#d5142c0caee6b1189f87d3a76111064f86c8bbf2"
@@ -2505,7 +2518,7 @@ forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
 
-form-data@~2.3.1, form-data@~2.3.2:
+form-data@~2.3.2:
   version "2.3.2"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.3.2.tgz#4970498be604c20c005d4f5c23aecd21d6b49099"
   dependencies:
@@ -2858,18 +2871,11 @@ 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@~5.0.3:
-  version "5.0.3"
-  resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-5.0.3.tgz#ba402c266194f15956ef15e0fcf242993f6a7dfd"
-  dependencies:
-    ajv "^5.1.0"
-    har-schema "^2.0.0"
-
-har-validator@~5.1.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-5.1.0.tgz#44657f5688a22cfd4b72486e81b3a3fb11742c29"
+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 "^5.3.0"
+    ajv "^6.12.3"
     har-schema "^2.0.0"
 
 has-ansi@^2.0.0:
@@ -3039,7 +3045,7 @@ http-errors@1.6.2:
 
 http-errors@~1.6.2:
   version "1.6.3"
-  resolved "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz#8b55680bb4be283a0b5bf4ea2e38580be1d9320d"
+  resolved "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz#8b55680bb4be283a0b5bf4ea2e38580be1d9320d"
   dependencies:
     depd "~1.1.2"
     inherits "2.0.3"
@@ -3689,18 +3695,10 @@ lodash._root@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/lodash._root/-/lodash._root-3.0.1.tgz#fba1c4524c19ee9a5f8136b4609f017cf4ded692"
 
-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@^4.3.0:
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/lodash.camelcase/-/lodash.camelcase-4.3.0.tgz#b28aa6288a2b9fc651035c7711f65ab6190331a6"
 
-lodash.clonedeep@^4.3.2:
-  version "4.5.0"
-  resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
-
 lodash.debounce@^4.0.8:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/lodash.debounce/-/lodash.debounce-4.0.8.tgz#82d79bff30a67c4005ffd5e2515300ad9ca4d7af"
@@ -3731,10 +3729,6 @@ lodash.memoize@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
 
-lodash.mergewith@^4.6.0:
-  version "4.6.1"
-  resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.1.tgz#639057e726c3afbdb3e7d42741caa8d6e4335927"
-
 lodash.restparam@^3.0.0:
   version "3.6.1"
   resolved "https://registry.yarnpkg.com/lodash.restparam/-/lodash.restparam-3.6.1.tgz#936a4e309ef330a7645ed4145986c85ae5b20805"
@@ -3768,13 +3762,13 @@ lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
-lodash@^4.0.0, lodash@^4.13.1, lodash@^4.17.10, lodash@^4.17.2, lodash@^4.17.4, lodash@^4.6.1, lodash@~4.17.10:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+lodash@^4.0.0, lodash@^4.13.1, lodash@^4.17.10, lodash@^4.17.15, lodash@^4.17.2, lodash@^4.17.4, lodash@^4.6.1, lodash@~4.17.10:
+  version "4.17.20"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
 
 lodash@~1.0.1:
   version "1.0.2"
-  resolved "http://registry.npmjs.org/lodash/-/lodash-1.0.2.tgz#8f57560c83b59fc270bd3d561b690043430e2551"
+  resolved "https://registry.npmjs.org/lodash/-/lodash-1.0.2.tgz#8f57560c83b59fc270bd3d561b690043430e2551"
 
 loglevel@^1.4.1:
   version "1.6.1"
@@ -4026,11 +4020,11 @@ minimatch@~0.2.11:
 
 minimist@0.0.8:
   version "0.0.8"
-  resolved "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
+  resolved "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
 minimist@^1.1.0, minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
-  resolved "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
+  resolved "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
 minipass@^2.2.1, minipass@^2.3.3:
   version "2.3.4"
@@ -4061,7 +4055,7 @@ mixin-object@^2.0.1:
 
 mkdirp@0.5.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@~0.5.1:
   version "0.5.1"
-  resolved "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
+  resolved "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
     minimist "0.0.8"
 
@@ -4094,9 +4088,9 @@ multipipe@^0.1.2:
   dependencies:
     duplexer2 "0.0.2"
 
-nan@^2.10.0, nan@^2.9.2:
-  version "2.11.0"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.11.0.tgz#574e360e4d954ab16966ec102c0c049fd961a099"
+nan@^2.13.2, nan@^2.9.2:
+  version "2.14.1"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
 
 nanomatch@^1.2.9:
   version "1.2.13"
@@ -4209,9 +4203,9 @@ node-pre-gyp@^0.10.0:
     semver "^5.3.0"
     tar "^4"
 
-node-sass@^4.5.3:
-  version "4.9.3"
-  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.9.3.tgz#f407cf3d66f78308bb1e346b24fa428703196224"
+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"
@@ -4220,15 +4214,13 @@ node-sass@^4.5.3:
     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 "^2.10.0"
+    nan "^2.13.2"
     node-gyp "^3.8.0"
     npmlog "^4.0.0"
-    request "2.87.0"
+    request "^2.88.0"
     sass-graph "^2.2.4"
     stdout-stream "^1.4.0"
     "true-case-path" "^1.0.2"
@@ -4308,10 +4300,6 @@ number-is-nan@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/number-is-nan/-/number-is-nan-1.0.1.tgz#097b602b53422a522c1afb8790318336941a011d"
 
-oauth-sign@~0.8.2:
-  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"
@@ -4431,7 +4419,7 @@ os-homedir@^1.0.0:
 
 os-locale@^1.4.0:
   version "1.4.0"
-  resolved "http://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz#20f9f17ae29ed345e8bde583b13d2009803c14d9"
+  resolved "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz#20f9f17ae29ed345e8bde583b13d2009803c14d9"
   dependencies:
     lcid "^1.0.0"
 
@@ -4484,7 +4472,7 @@ pako@~1.0.5:
 
 parse-asn1@^5.0.0:
   version "5.1.1"
-  resolved "http://registry.npmjs.org/parse-asn1/-/parse-asn1-5.1.1.tgz#f6bf293818332bd0dab54efb16087724745e6ca8"
+  resolved "https://registry.npmjs.org/parse-asn1/-/parse-asn1-5.1.1.tgz#f6bf293818332bd0dab54efb16087724745e6ca8"
   dependencies:
     asn1.js "^4.0.0"
     browserify-aes "^1.0.0"
@@ -4979,13 +4967,13 @@ pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
-psl@^1.1.24:
-  version "1.1.29"
-  resolved "https://registry.yarnpkg.com/psl/-/psl-1.1.29.tgz#60f580d360170bb722a797cc704411e6da850c67"
+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 "4.0.2"
-  resolved "http://registry.npmjs.org/public-encrypt/-/public-encrypt-4.0.2.tgz#46eb9107206bf73489f8b85b69d91334c6610994"
+  resolved "https://registry.npmjs.org/public-encrypt/-/public-encrypt-4.0.2.tgz#46eb9107206bf73489f8b85b69d91334c6610994"
   dependencies:
     bn.js "^4.1.0"
     browserify-rsa "^4.0.0"
@@ -4997,11 +4985,11 @@ punycode@1.3.2:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.3.2.tgz#9653a036fb7c1ee42342f2325cceefea3926c48d"
 
-punycode@^1.2.4, punycode@^1.4.1:
+punycode@^1.2.4:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
 
-punycode@^2.1.0:
+punycode@^2.1.0, punycode@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
 
@@ -5013,7 +5001,7 @@ qs@6.5.1:
   version "6.5.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
-qs@~6.5.1, qs@~6.5.2:
+qs@~6.5.2:
   version "6.5.2"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
 
@@ -5185,7 +5173,7 @@ read-pkg@^2.0.0:
 
 "readable-stream@>=1.0.33-1 <1.1.0-0":
   version "1.0.34"
-  resolved "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
+  resolved "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
   dependencies:
     core-util-is "~1.0.0"
     inherits "~2.0.1"
@@ -5194,7 +5182,7 @@ read-pkg@^2.0.0:
 
 readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.9, readable-stream@^2.3.3, readable-stream@^2.3.5, readable-stream@^2.3.6:
   version "2.3.6"
-  resolved "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
+  resolved "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
   dependencies:
     core-util-is "~1.0.0"
     inherits "~2.0.3"
@@ -5214,7 +5202,7 @@ readable-stream@^3.0.6:
 
 readable-stream@~1.1.9:
   version "1.1.14"
-  resolved "http://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
+  resolved "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
   dependencies:
     core-util-is "~1.0.0"
     inherits "~2.0.1"
@@ -5361,34 +5349,9 @@ replace-ext@1.0.0, replace-ext@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/replace-ext/-/replace-ext-1.0.0.tgz#de63128373fcbf7c3ccfa4de5a480c45a67958eb"
 
-request@2.87.0:
-  version "2.87.0"
-  resolved "https://registry.yarnpkg.com/request/-/request-2.87.0.tgz#32f00235cd08d482b4d0d68db93a829c0ed5756e"
-  dependencies:
-    aws-sign2 "~0.7.0"
-    aws4 "^1.6.0"
-    caseless "~0.12.0"
-    combined-stream "~1.0.5"
-    extend "~3.0.1"
-    forever-agent "~0.6.1"
-    form-data "~2.3.1"
-    har-validator "~5.0.3"
-    http-signature "~1.2.0"
-    is-typedarray "~1.0.0"
-    isstream "~0.1.2"
-    json-stringify-safe "~5.0.1"
-    mime-types "~2.1.17"
-    oauth-sign "~0.8.2"
-    performance-now "^2.1.0"
-    qs "~6.5.1"
-    safe-buffer "^5.1.1"
-    tough-cookie "~2.3.3"
-    tunnel-agent "^0.6.0"
-    uuid "^3.1.0"
-
-request@^2.87.0:
-  version "2.88.0"
-  resolved "https://registry.yarnpkg.com/request/-/request-2.88.0.tgz#9c2fca4f7d35b592efe57c7f0a55e81052124fef"
+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"
@@ -5397,7 +5360,7 @@ request@^2.87.0:
     extend "~3.0.2"
     forever-agent "~0.6.1"
     form-data "~2.3.2"
-    har-validator "~5.1.0"
+    har-validator "~5.1.3"
     http-signature "~1.2.0"
     is-typedarray "~1.0.0"
     isstream "~0.1.2"
@@ -5407,7 +5370,7 @@ request@^2.87.0:
     performance-now "^2.1.0"
     qs "~6.5.2"
     safe-buffer "^5.1.2"
-    tough-cookie "~2.4.3"
+    tough-cookie "~2.5.0"
     tunnel-agent "^0.6.0"
     uuid "^3.3.2"
 
@@ -5652,7 +5615,7 @@ setprototypeof@1.1.0:
 
 sha.js@^2.4.0, sha.js@^2.4.8:
   version "2.4.11"
-  resolved "http://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz#37a5cf0b81ecbc6943de109ba2960d1b26584ae7"
+  resolved "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz#37a5cf0b81ecbc6943de109ba2960d1b26584ae7"
   dependencies:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
@@ -6131,18 +6094,12 @@ to-regex@^3.0.1, to-regex@^3.0.2:
     regex-not "^1.0.2"
     safe-regex "^1.1.0"
 
-tough-cookie@~2.3.3:
-  version "2.3.4"
-  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.4.tgz#ec60cee38ac675063ffc97a5c18970578ee83655"
-  dependencies:
-    punycode "^1.4.1"
-
-tough-cookie@~2.4.3:
-  version "2.4.3"
-  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.4.3.tgz#53f36da3f47783b0925afa06ff9f3b165280f781"
+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 "^1.1.24"
-    punycode "^1.4.1"
+    psl "^1.1.28"
+    punycode "^2.1.1"
 
 trim-newlines@^1.0.0:
   version "1.0.0"
@@ -6238,7 +6195,7 @@ underscore.string.fp@^1.0.4:
 
 underscore.string@3.0.3:
   version "3.0.3"
-  resolved "http://registry.npmjs.org/underscore.string/-/underscore.string-3.0.3.tgz#4617b8c1a250cf6e5064fbbb363d0fa96cf14552"
+  resolved "https://registry.npmjs.org/underscore.string/-/underscore.string-3.0.3.tgz#4617b8c1a250cf6e5064fbbb363d0fa96cf14552"
 
 unherit@^1.0.4:
   version "1.1.1"
@@ -6383,7 +6340,7 @@ utils-merge@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"
 
-uuid@^3.0.1, uuid@^3.1.0, uuid@^3.3.2:
+uuid@^3.0.1, uuid@^3.3.2:
   version "3.3.2"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.3.2.tgz#1b4af4955eb3077c501c23872fc6513811587131"
 
@@ -6657,7 +6614,7 @@ wordwrap@0.0.2:
 
 wrap-ansi@^2.0.0:
   version "2.1.0"
-  resolved "http://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"
+  resolved "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"
   dependencies:
     string-width "^1.0.1"
     strip-ansi "^3.0.1"
@@ -6706,7 +6663,7 @@ yargs-parser@^7.0.0:
 
 yargs@6.6.0:
   version "6.6.0"
-  resolved "http://registry.npmjs.org/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"
+  resolved "https://registry.npmjs.org/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"
   dependencies:
     camelcase "^3.0.0"
     cliui "^3.2.0"
@@ -6760,7 +6717,7 @@ yargs@^8.0.2:
 
 yargs@~3.10.0:
   version "3.10.0"
-  resolved "http://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz#f7ee7bd857dd7c1d2d38c0e74efbd681d1431fd1"
+  resolved "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz#f7ee7bd857dd7c1d2d38c0e74efbd681d1431fd1"
   dependencies:
     camelcase "^1.0.2"
     cliui "^2.1.0"