diff --git a/package.json b/package.json
index 13a9c0786972..05bcbad5aa4c 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "gulp-eslint": "^3.0.1",
     "gulp-foreach": "0.0.1",
     "gulp-rename": "^1.2.0",
-    "gulp-sourcemaps": "^1.2.2",
+    "gulp-sourcemaps": "^3.0.0",
     "gulp-uglify": "^3.0.2",
     "gulp-util": "^3.0.1",
     "jasmine-core": "^2.8.0",
diff --git a/yarn.lock b/yarn.lock
index adfd89b1e139..ecbe86b28951 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -144,6 +144,25 @@
     lodash.camelcase "^4.3.0"
     protobufjs "^6.8.6"
 
+"@gulp-sourcemaps/identity-map@^2.0.1":
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/@gulp-sourcemaps/identity-map/-/identity-map-2.0.1.tgz#a6e8b1abec8f790ec6be2b8c500e6e68037c0019"
+  integrity sha512-Tb+nSISZku+eQ4X1lAkevcQa+jknn/OVUgZ3XCxEKIsLsqYuPoJwJOPQeaOk75X3WPftb29GWY1eqE7GLsXb1Q==
+  dependencies:
+    acorn "^6.4.1"
+    normalize-path "^3.0.0"
+    postcss "^7.0.16"
+    source-map "^0.6.0"
+    through2 "^3.0.1"
+
+"@gulp-sourcemaps/map-sources@^1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@gulp-sourcemaps/map-sources/-/map-sources-1.0.0.tgz#890ae7c5d8c877f6d384860215ace9d7ec945bda"
+  integrity sha512-o/EatdaGt8+x2qpb0vFLC/2Gug/xYPRXb6a+ET1wGYKozKN3krDWC/zZFZAtrzxJHuDL12mwdfEFKcKMNvc55A==
+  dependencies:
+    normalize-path "^2.0.1"
+    through2 "^2.0.3"
+
 "@jsdevtools/ono@^7.1.3":
   version "7.1.3"
   resolved "https://registry.yarnpkg.com/@jsdevtools/ono/-/ono-7.1.3.tgz#9df03bbd7c696a5c58885c34aa06da41c8543796"
@@ -408,11 +427,6 @@ acorn@4.0.4:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-4.0.4.tgz#17a8d6a7a6c4ef538b814ec9abac2779293bf30a"
   integrity sha1-F6jWp6bE71OLgU7Jq6wneSk78wo=
 
-acorn@4.X:
-  version "4.0.11"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-4.0.11.tgz#edcda3bd937e7556410d42ed5860f67399c794c0"
-  integrity sha1-7c2jvZN+dVZBDULtWGD2c5nHlMA=
-
 acorn@^1.0.3:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-1.2.2.tgz#c8ce27de0acc76d896d2b1fad3df588d9e82f014"
@@ -428,6 +442,11 @@ acorn@^3.0.4, acorn@^3.1.0:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
   integrity sha1-ReN/s56No/JbruP/U2niu18iAXo=
 
+acorn@^6.4.1:
+  version "6.4.2"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.2.tgz#35866fd710528e92de10cf06016498e47e39e1e6"
+  integrity sha512-XtGIhXwF8YM8bJhGxG5kXgjkEuNGLTkoYqVE+KMR+aspr4KGYmKYg7yUe3KghyQ9yheNwLnjmzh/7+gfDBmHCQ==
+
 adm-zip@^0.4.9:
   version "0.4.14"
   resolved "https://registry.yarnpkg.com/adm-zip/-/adm-zip-0.4.14.tgz#2cf312bcc9f8875df835b0f6040bd89be0a727a9"
@@ -907,10 +926,10 @@ atob@^2.1.1:
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.1.tgz#ae2d5a729477f289d60dd7f96a6314a22dd6c22a"
   integrity sha1-ri1acpR38onWDdf5amMUoi3Wwio=
 
-atob@~1.1.0:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/atob/-/atob-1.1.3.tgz#95f13629b12c3a51a5d215abdce2aa9f32f80773"
-  integrity sha1-lfE2KbEsOlGl0hWr3OKqnzL4B3M=
+atob@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
+  integrity sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==
 
 aws-sign2@~0.7.0:
   version "0.7.0"
@@ -2300,10 +2319,10 @@ conventional-commit-types@^3.0.0:
   resolved "https://registry.yarnpkg.com/conventional-commit-types/-/conventional-commit-types-3.0.0.tgz#7c9214e58eae93e85dd66dbfbafe7e4fffa2365b"
   integrity sha512-SmmCYnOniSsAa9GqWOeLqc179lfr5TRu5b4QFDkbsrJ5TZjPJx85wtOr3zn+1dbeNiXDKGPbZ72IKbPhLXh/Lg==
 
-convert-source-map@1.X:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.3.0.tgz#e9f3e9c6e2728efc2676696a70eb382f73106a67"
-  integrity sha1-6fPpxuJyjvwmdmlqcOs4L3MQamc=
+convert-source-map@^1.0.0:
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.9.0.tgz#7faae62353fb4213366d0ca98358d22e8368b05f"
+  integrity sha512-ASFBup0Mz1uyiIjANan1jzLQami9z1PoYSZCiiYW2FczPbenXc45FZdBZLzOT+r6+iciuEModtmCti+hjaAk0A==
 
 convert-source-map@~0.3.0:
   version "0.3.5"
@@ -2481,15 +2500,14 @@ crypto-random-string@^2.0.0:
   resolved "https://registry.yarnpkg.com/crypto-random-string/-/crypto-random-string-2.0.0.tgz#ef2a7a966ec11083388369baa02ebead229b30d5"
   integrity sha512-v1plID3y9r/lPhviJ1wrXpLeyUIGAZ2SHNYTEapm7/8A9nLPoyvVp3RK/EPFqn5kEznyWgYZNsRtYYIWbuG8KA==
 
-css@2.X:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/css/-/css-2.2.1.tgz#73a4c81de85db664d4ee674f7d47085e3b2d55dc"
-  integrity sha1-c6TIHehdtmTU7mdPfUcIXjstVdw=
+css@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/css/-/css-3.0.0.tgz#4447a4d58fdd03367c516ca9f64ae365cee4aa5d"
+  integrity sha512-DG9pFfwOrzc+hawpmqX/dHYHJG+Bsdb0klhyi1sDneOgGOXy9wQIC8hzyVp1e4NRYDBdxcylvywPkkXCHAzTyQ==
   dependencies:
-    inherits "^2.0.1"
-    source-map "^0.1.38"
-    source-map-resolve "^0.3.0"
-    urix "^0.1.0"
+    inherits "^2.0.4"
+    source-map "^0.6.1"
+    source-map-resolve "^0.6.0"
 
 csv-streamify@^3.0.4:
   version "3.0.4"
@@ -2591,14 +2609,14 @@ dateformat@~4.6.2:
   resolved "https://registry.yarnpkg.com/dateformat/-/dateformat-4.6.3.tgz#556fa6497e5217fedb78821424f8a1c22fa3f4b5"
   integrity sha512-2P0p0pFGzHS5EMnhdxQi7aJN+iMheud0UhG4dlE1DLAlvL8JHjJJTX/CSm4JXwV0Ka5nGk3zC5mcb5bUQUxxMA==
 
-debug-fabulous@0.0.X:
-  version "0.0.4"
-  resolved "https://registry.yarnpkg.com/debug-fabulous/-/debug-fabulous-0.0.4.tgz#fa071c5d87484685424807421ca4b16b0b1a0763"
-  integrity sha1-+gccXYdIRoVCSAdCHKSxawsaB2M=
+debug-fabulous@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/debug-fabulous/-/debug-fabulous-1.1.0.tgz#af8a08632465224ef4174a9f06308c3c2a1ebc8e"
+  integrity sha512-GZqvGIgKNlUnHUPQhepnUZFIMoi3dgZKQBzKDeL2g7oJF9SNAji/AAu36dusFUas0O+pae74lNeoIPHqXWDkLg==
   dependencies:
-    debug "2.X"
-    lazy-debug-legacy "0.0.X"
-    object-assign "4.1.0"
+    debug "3.X"
+    memoizee "0.4.X"
+    object-assign "4.X"
 
 debug@2.2.0, debug@~2.2.0:
   version "2.2.0"
@@ -2614,13 +2632,20 @@ debug@2.6.0:
   dependencies:
     ms "0.7.2"
 
-debug@2.6.9, debug@2.X, debug@^2.1.1, debug@^2.2.0, debug@^2.3.3:
+debug@2.6.9, debug@^2.1.1, debug@^2.2.0, debug@^2.3.3:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
   integrity sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==
   dependencies:
     ms "2.0.0"
 
+debug@3.X, debug@^3.0.0, debug@^3.1.0, debug@^3.1.1, debug@^3.2.6:
+  version "3.2.7"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.7.tgz#72580b7e9145fb39b6676f9c5e5fb100b934179a"
+  integrity sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==
+  dependencies:
+    ms "^2.1.1"
+
 debug@4, debug@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
@@ -2635,13 +2660,6 @@ debug@4.1.0:
   dependencies:
     ms "^2.1.1"
 
-debug@^3.0.0, debug@^3.1.0, debug@^3.1.1, debug@^3.2.6:
-  version "3.2.7"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.7.tgz#72580b7e9145fb39b6676f9c5e5fb100b934179a"
-  integrity sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==
-  dependencies:
-    ms "^2.1.1"
-
 debug@~3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
@@ -2856,10 +2874,10 @@ detect-libc@^1.0.2, detect-libc@^1.0.3:
   resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
   integrity sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=
 
-detect-newline@2.X:
+detect-newline@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/detect-newline/-/detect-newline-2.1.0.tgz#f41f1c10be4b00e87b5f13da680759f2c5bfd3e2"
-  integrity sha1-9B8cEL5LAOh7XxPaaAdZ8sW/0+I=
+  integrity sha512-CwffZFvlJffUg9zZA0uqrjQayUTC8ob94pnr5sFwaVv3IOmkfUHcWH+jXaQK3askE51Cqe8/9Ql/0uXNwqZ8Zg==
 
 detective@^4.0.0:
   version "4.3.2"
@@ -3226,6 +3244,15 @@ es5-ext@^0.10.35, es5-ext@^0.10.45, es5-ext@^0.10.46, es5-ext@^0.10.50, es5-ext@
     es6-symbol "~3.1.3"
     next-tick "~1.0.0"
 
+es5-ext@^0.10.53:
+  version "0.10.62"
+  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.62.tgz#5e6adc19a6da524bf3d1e02bbc8960e5eb49a9a5"
+  integrity sha512-BHLqn0klhEpnOKSrzn/Xsz2UIW8j+cGmo9JLzr8BiUapV8hPL9+FliFqjwr9ngW7jWdnxv6eO+/LqyhJVqgrjA==
+  dependencies:
+    es6-iterator "^2.0.3"
+    es6-symbol "^3.1.3"
+    next-tick "^1.1.0"
+
 es5-ext@^0.10.7, es5-ext@^0.10.8, es5-ext@~0.10.11, es5-ext@~0.10.2, es5-ext@~0.10.7:
   version "0.10.12"
   resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.12.tgz#aa84641d4db76b62abba5e45fd805ecbab140047"
@@ -3305,7 +3332,7 @@ es6-symbol@3, es6-symbol@~3.1, es6-symbol@~3.1.0:
     d "~0.1.1"
     es5-ext "~0.10.11"
 
-es6-symbol@^3.1.1, es6-symbol@~3.1.3:
+es6-symbol@^3.1.1, es6-symbol@^3.1.3, es6-symbol@~3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/es6-symbol/-/es6-symbol-3.1.3.tgz#bad5d3c1bcdac28269f4cb331e431c78ac705d18"
   integrity sha512-NJ6Yn3FuDinBaBRWl/q5X/s4koRHBrgKAu+yGI6JCBeiu3qrcbJhwT2GeR/EXVfylRk8dpQVJoLEFhK+Mu31NA==
@@ -3323,7 +3350,7 @@ es6-weak-map@^2.0.1:
     es6-iterator "2"
     es6-symbol "3"
 
-es6-weak-map@^2.0.2:
+es6-weak-map@^2.0.2, es6-weak-map@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/es6-weak-map/-/es6-weak-map-2.0.3.tgz#b6da1f16cc2cc0d9be43e6bdbfc5e7dfcdf31d53"
   integrity sha512-p5um32HOTO1kP+w7PRnB+5lQ43Z6muuMuIMffvDN8ZB4GcnjLBV6zGStpbASIMk4DCAvEaamhe2zhyCb/QXXsA==
@@ -4791,7 +4818,7 @@ got@^9.6.0:
     to-readable-stream "^1.0.0"
     url-parse-lax "^3.0.0"
 
-graceful-fs@4.X, graceful-fs@^3.0.0, graceful-fs@^3.0.2, graceful-fs@^4.1.0, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.0, graceful-fs@^4.2.2, graceful-fs@^4.2.3, graceful-fs@~1.2.0:
+graceful-fs@^3.0.0, graceful-fs@^3.0.2, graceful-fs@^4.0.0, graceful-fs@^4.1.0, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.0, graceful-fs@^4.2.2, graceful-fs@^4.2.3, graceful-fs@~1.2.0:
   version "4.2.11"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.11.tgz#4183e4e8bf08bb6e05bbb2f7d2e0c8f712ca40e3"
   integrity sha512-RbJ5/jmFcNNCcDV5o9eTnBLJ/HszWV0P73bc+Ff4nS/rJj+YaS6IGyiOL0VoBYX+l1Wrl3k63h/KrH+nhJ0XvQ==
@@ -4993,21 +5020,22 @@ gulp-rename@^1.2.0:
   resolved "https://registry.yarnpkg.com/gulp-rename/-/gulp-rename-1.4.0.tgz#de1c718e7c4095ae861f7296ef4f3248648240bd"
   integrity sha512-swzbIGb/arEoFK89tPY58vg3Ok1bw+d35PfUNwWqdo7KM4jkmuGA78JiDNqR+JeZFaeeHnRg9N7aihX3YPmsyg==
 
-gulp-sourcemaps@^1.2.2:
-  version "1.11.1"
-  resolved "https://registry.yarnpkg.com/gulp-sourcemaps/-/gulp-sourcemaps-1.11.1.tgz#b534376deab49387d406c3aebeb8beaf02ef3548"
-  integrity sha1-tTQ3beq0k4fUBsOuvri+rwLvNUg=
-  dependencies:
-    acorn "4.X"
-    convert-source-map "1.X"
-    css "2.X"
-    debug-fabulous "0.0.X"
-    detect-newline "2.X"
-    graceful-fs "4.X"
-    source-map "0.X"
-    strip-bom "2.X"
-    through2 "2.X"
-    vinyl "1.X"
+gulp-sourcemaps@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/gulp-sourcemaps/-/gulp-sourcemaps-3.0.0.tgz#2e154e1a2efed033c0e48013969e6f30337b2743"
+  integrity sha512-RqvUckJkuYqy4VaIH60RMal4ZtG0IbQ6PXMNkNsshEGJ9cldUPRb/YCgboYae+CLAs1HQNb4ADTKCx65HInquQ==
+  dependencies:
+    "@gulp-sourcemaps/identity-map" "^2.0.1"
+    "@gulp-sourcemaps/map-sources" "^1.0.0"
+    acorn "^6.4.1"
+    convert-source-map "^1.0.0"
+    css "^3.0.0"
+    debug-fabulous "^1.0.0"
+    detect-newline "^2.0.0"
+    graceful-fs "^4.0.0"
+    source-map "^0.6.0"
+    strip-bom-string "^1.0.0"
+    through2 "^2.0.0"
 
 gulp-uglify@^3.0.2:
   version "3.0.2"
@@ -5958,7 +5986,7 @@ is-primitive@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-primitive/-/is-primitive-2.0.0.tgz#207bab91638499c07b2adf240a41a87210034575"
   integrity sha1-IHurkWOEmcB7Kt8kCkGochADRXU=
 
-is-promise@^2.1:
+is-promise@^2.1, is-promise@^2.2.2:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/is-promise/-/is-promise-2.2.2.tgz#39ab959ccbf9a774cf079f7b40c7a26f763135f1"
   integrity sha512-+lP4/6lKUBfQjZ2pdxThZvLUAafmZb8OAxFb8XXtiQmS35INgr85hdOGoEs124ez1FCnZJt6jau/T+alh58QFQ==
@@ -6607,11 +6635,6 @@ latest-version@^5.0.0:
   dependencies:
     package-json "^6.3.0"
 
-lazy-debug-legacy@0.0.X:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/lazy-debug-legacy/-/lazy-debug-legacy-0.0.1.tgz#537716c0776e4cf79e3ed1b621f7658c2911b1b1"
-  integrity sha1-U3cWwHduTPeePtG2IfdljCkRsbE=
-
 lazystream@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/lazystream/-/lazystream-1.0.0.tgz#f6995fe0f820392f61396be89462407bb77168e4"
@@ -7204,7 +7227,7 @@ lru-cache@^6.0.0:
   dependencies:
     yallist "^4.0.0"
 
-lru-queue@0.1:
+lru-queue@0.1, lru-queue@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/lru-queue/-/lru-queue-0.1.0.tgz#2738bd9f0d3cf4f84490c5736c48699ac632cda3"
   integrity sha1-Jzi9nw089PhEkMVzbEhpmsYyzaM=
@@ -7301,6 +7324,20 @@ media-typer@0.3.0:
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
   integrity sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g=
 
+memoizee@0.4.X:
+  version "0.4.15"
+  resolved "https://registry.yarnpkg.com/memoizee/-/memoizee-0.4.15.tgz#e6f3d2da863f318d02225391829a6c5956555b72"
+  integrity sha512-UBWmJpLZd5STPm7PMUlOw/TSy972M+z8gcyQ5veOnSDRREz/0bmpyTfKt3/51DhEBqCZQn1udM/5flcSPYhkdQ==
+  dependencies:
+    d "^1.0.1"
+    es5-ext "^0.10.53"
+    es6-weak-map "^2.0.3"
+    event-emitter "^0.3.5"
+    is-promise "^2.2.2"
+    lru-queue "^0.1.0"
+    next-tick "^1.1.0"
+    timers-ext "^0.1.7"
+
 memoizee@^0.4.14:
   version "0.4.14"
   resolved "https://registry.yarnpkg.com/memoizee/-/memoizee-0.4.14.tgz#07a00f204699f9a95c2d9e77218271c7cd610d57"
@@ -7854,7 +7891,7 @@ netmask@^1.0.6:
   resolved "https://registry.yarnpkg.com/netmask/-/netmask-1.0.6.tgz#20297e89d86f6f6400f250d9f4f6b4c1945fcd35"
   integrity sha1-ICl+idhvb2QA8lDZ9Pa0wZRfzTU=
 
-next-tick@1:
+next-tick@1, next-tick@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/next-tick/-/next-tick-1.1.0.tgz#1836ee30ad56d67ef281b22bd199f709449b35eb"
   integrity sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ==
@@ -8085,21 +8122,16 @@ oauth-sign@~0.9.0:
   resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.9.0.tgz#47a7b016baa68b5fa0ecf3dee08a85c679ac6455"
   integrity sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==
 
-object-assign@4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.0.tgz#7a3b3d0e98063d43f4c03f2e8ae6cd51a86883a0"
-  integrity sha1-ejs9DpgGPUP0wD8uiubNUahog6A=
+object-assign@4.X, object-assign@^4.0.0, object-assign@^4.0.1, object-assign@^4.1.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
+  integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
 
 object-assign@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-3.0.0.tgz#9bedd5ca0897949bca47e7ff408062d549f587f2"
   integrity sha1-m+3VygiXlJvKR+f/QIBi1Un1h/I=
 
-object-assign@^4.0.0, object-assign@^4.0.1, object-assign@^4.1.0:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
-  integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
-
 object-component@0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/object-component/-/object-component-0.0.3.tgz#f0c69aa50efc95b866c186f400a33769cb2f1291"
@@ -8672,6 +8704,11 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
+picocolors@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-0.2.1.tgz#570670f793646851d1ba135996962abad587859f"
+  integrity sha512-cMlDqaLEqfSaW8Z7N5Jw+lyIW869EzT73/F5lhtY9cLGoVxSXznfgfXMO0Z5K0o0Q2TkTXq+0KFsdnSe3jDViA==
+
 picomatch@^2.0.4:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.1.1.tgz#ecdfbea7704adb5fe6fb47f9866c4c0e15e905c5"
@@ -8746,6 +8783,14 @@ posix-character-classes@^0.1.0:
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
   integrity sha1-AerA/jta9xoqbAL+q7jB/vfgDqs=
 
+postcss@^7.0.16:
+  version "7.0.39"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.39.tgz#9624375d965630e2e1f2c02a935c82a59cb48309"
+  integrity sha512-yioayjNbHn6z1/Bywyb2Y4s3yvDAeXGOyxqD+LnVOinq6Mdmd++SW2wUNVzavyyHxd6+DxzWGIuosg6P1Rj8uA==
+  dependencies:
+    picocolors "^0.2.1"
+    source-map "^0.6.1"
+
 prebuild-install@^5.3.2:
   version "5.3.3"
   resolved "https://registry.yarnpkg.com/prebuild-install/-/prebuild-install-5.3.3.tgz#ef4052baac60d465f5ba6bf003c9c1de79b9da8e"
@@ -9498,7 +9543,7 @@ resolve-pkg@^0.1.0:
   dependencies:
     resolve-from "^2.0.0"
 
-resolve-url@^0.2.1, resolve-url@~0.2.1:
+resolve-url@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
   integrity sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo=
@@ -10227,16 +10272,6 @@ sorted-object@^1.0.0:
   resolved "https://registry.yarnpkg.com/sorted-object/-/sorted-object-1.0.0.tgz#5d1f4f9c1fb2cd48965967304e212eb44cfb6d05"
   integrity sha1-XR9PnB+yzUiWWWcwTiEutEz7bQU=
 
-source-map-resolve@^0.3.0:
-  version "0.3.1"
-  resolved "https://registry.yarnpkg.com/source-map-resolve/-/source-map-resolve-0.3.1.tgz#610f6122a445b8dd51535a2a71b783dfc1248761"
-  integrity sha1-YQ9hIqRFuN1RU1oqcbeD38Ekh2E=
-  dependencies:
-    atob "~1.1.0"
-    resolve-url "~0.2.1"
-    source-map-url "~0.3.0"
-    urix "~0.1.0"
-
 source-map-resolve@^0.5.0:
   version "0.5.2"
   resolved "https://registry.yarnpkg.com/source-map-resolve/-/source-map-resolve-0.5.2.tgz#72e2cc34095543e43b2c62b2c4c10d4a9054f259"
@@ -10248,6 +10283,14 @@ source-map-resolve@^0.5.0:
     source-map-url "^0.4.0"
     urix "^0.1.0"
 
+source-map-resolve@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/source-map-resolve/-/source-map-resolve-0.6.0.tgz#3d9df87e236b53f16d01e58150fc7711138e5ed2"
+  integrity sha512-KXBr9d/fO/bWo97NXsPIAW1bFSBOuCnjbNTBMO7N59hsv5i9yzRDfcYwwt0l04+VqnKC+EwzvJZIP/qkuMgR/w==
+  dependencies:
+    atob "^2.1.2"
+    decode-uri-component "^0.2.0"
+
 source-map-support@^0.4.15:
   version "0.4.18"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.18.tgz#0286a6de8be42641338594e97ccea75f0a2c585f"
@@ -10267,11 +10310,6 @@ source-map-url@^0.4.0:
   resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
   integrity sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM=
 
-source-map-url@~0.3.0:
-  version "0.3.0"
-  resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.3.0.tgz#7ecaf13b57bcd09da8a40c5d269db33799d4aaf9"
-  integrity sha1-fsrxO1e80J2opAxdJp2zN5nUqvk=
-
 source-map@0.1.34:
   version "0.1.34"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.1.34.tgz#a7cfe89aec7b1682c3b198d0acfb47d7d090566b"
@@ -10279,28 +10317,28 @@ source-map@0.1.34:
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@0.X, source-map@^0.5.1:
+source-map@^0.5.1:
   version "0.5.6"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.6.tgz#75ce38f52bf0733c5a7f0c118d81334a2bb5f412"
   integrity sha1-dc449SvwczxafwwRjYEzSiu19BI=
 
-source-map@^0.1.38, source-map@~0.1.31, source-map@~0.1.7:
-  version "0.1.43"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.1.43.tgz#c24bc146ca517c1471f5dacbe2571b2b7f9e3346"
-  integrity sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=
-  dependencies:
-    amdefine ">=0.0.4"
-
 source-map@^0.5.3, source-map@^0.5.6:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
   integrity sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=
 
-source-map@^0.6.1, source-map@~0.6.1:
+source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
   integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
 
+source-map@~0.1.31, source-map@~0.1.7:
+  version "0.1.43"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.1.43.tgz#c24bc146ca517c1471f5dacbe2571b2b7f9e3346"
+  integrity sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=
+  dependencies:
+    amdefine ">=0.0.4"
+
 source-map@~0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.3.0.tgz#8586fb9a5a005e5b501e21cd18b6f21b457ad1f9"
@@ -10608,12 +10646,10 @@ strip-ansi@^6.0.0, strip-ansi@^6.0.1:
   dependencies:
     ansi-regex "^5.0.1"
 
-strip-bom@2.X, strip-bom@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-2.0.0.tgz#6219a85616520491f35788bdbf1447a99c7e6b0e"
-  integrity sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=
-  dependencies:
-    is-utf8 "^0.2.0"
+strip-bom-string@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/strip-bom-string/-/strip-bom-string-1.0.0.tgz#e5211e9224369fbb81d633a2f00044dc8cedad92"
+  integrity sha512-uCC2VHvQRYu+lMh4My/sFNmF2klFymLX1wHJeXnbEJERpV/ZsVuonzerjfrGpIGF7LBVa1O7i9kjiWvJiFck8g==
 
 strip-bom@4.0.0:
   version "4.0.0"
@@ -10628,6 +10664,13 @@ strip-bom@^1.0.0:
     first-chunk-stream "^1.0.0"
     is-utf8 "^0.2.0"
 
+strip-bom@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-2.0.0.tgz#6219a85616520491f35788bdbf1447a99c7e6b0e"
+  integrity sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=
+  dependencies:
+    is-utf8 "^0.2.0"
+
 strip-bom@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
@@ -10884,14 +10927,6 @@ through2@2.0.1:
     readable-stream "~2.0.0"
     xtend "~4.0.0"
 
-through2@2.X, through2@^2.0.0, through2@^2.0.1:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.3.tgz#0004569b37c7c74ba39c43f3ced78d1ad94140be"
-  integrity sha1-AARWmzfHx0ujnEPzzteNGtlBQL4=
-  dependencies:
-    readable-stream "^2.1.5"
-    xtend "~4.0.1"
-
 through2@^0.5.0, through2@~0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/through2/-/through2-0.5.1.tgz#dfdd012eb9c700e2323fd334f38ac622ab372da7"
@@ -10916,6 +10951,22 @@ through2@^1.0.0:
     readable-stream ">=1.1.13-1 <1.2.0-0"
     xtend ">=4.0.0 <4.1.0-0"
 
+through2@^2.0.0, through2@^2.0.1:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.3.tgz#0004569b37c7c74ba39c43f3ced78d1ad94140be"
+  integrity sha1-AARWmzfHx0ujnEPzzteNGtlBQL4=
+  dependencies:
+    readable-stream "^2.1.5"
+    xtend "~4.0.1"
+
+through2@^2.0.3:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.5.tgz#01c1e39eb31d07cb7d03a96a70823260b23132cd"
+  integrity sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==
+  dependencies:
+    readable-stream "~2.3.6"
+    xtend "~4.0.1"
+
 through2@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/through2/-/through2-3.0.1.tgz#39276e713c3302edf9e388dd9c812dd3b825bd5a"
@@ -10947,7 +10998,7 @@ timers-browserify@^1.0.1:
   dependencies:
     process "~0.11.0"
 
-timers-ext@^0.1.5:
+timers-ext@^0.1.5, timers-ext@^0.1.7:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/timers-ext/-/timers-ext-0.1.7.tgz#6f57ad8578e07a3fb9f91d9387d65647555e25c6"
   integrity sha512-b85NUNzTSdodShTIbky6ZF02e8STtVVfD+fu4aXXShEELpozH+bCpJLYMPZbsABN2wDH7fJpqIoXxJpzbf0NqQ==
@@ -11400,7 +11451,7 @@ uri-js@^4.2.2:
   dependencies:
     punycode "^2.1.0"
 
-urix@^0.1.0, urix@~0.1.0:
+urix@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/urix/-/urix-0.1.0.tgz#da937f7a62e21fec1fd18d49b35c2935067a6c72"
   integrity sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=
@@ -11563,15 +11614,6 @@ vinyl-sourcemaps-apply@^0.2.0:
   dependencies:
     source-map "^0.5.1"
 
-vinyl@1.X:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/vinyl/-/vinyl-1.2.0.tgz#5c88036cf565e5df05558bfc911f8656df218884"
-  integrity sha1-XIgDbPVl5d8FVYv8kR+GVt8hiIQ=
-  dependencies:
-    clone "^1.0.0"
-    clone-stats "^0.0.1"
-    replace-ext "0.0.1"
-
 vinyl@^0.2.1:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/vinyl/-/vinyl-0.2.3.tgz#bca938209582ec5a49ad538a00fa1f125e513252"