build(lint): validate commit message format

Automatically validate commit messages according to the Conventional
Commit standard in a git commit-msg hook.

This functionality is optional and can be enabled by adding a .opt-in
file with a line `commit-msg`.

See:
 - http://conventionalcommits.org/
 - https://github.com/marionebl/commitlint

.commitlintrc

@@ -0,0 +1,3 @@
+{
+  "extends": ["@commitlint/config-conventional"]
+}

.huskyrc

@@ -1,5 +1,6 @@
 {
   "hooks": {
+    "commit-msg": "opt --in commit-msg --exec 'commitlint -E HUSKY_GIT_PARAMS'",
     "pre-commit": "opt --in pre-commit --exec 'lint-staged'"
   }
 }

package.json

@@ -140,6 +140,8 @@
     ]
   },
   "devDependencies": {
+    "@commitlint/cli": "^7.0.0",
+    "@commitlint/config-conventional": "^7.0.1",
     "babel-core": "^6.26.3",
     "babel-eslint": "^8.2.3",
     "babel-jest": "^23.0.1",

yarn.lock

@@ -100,6 +100,136 @@
     lodash "^4.2.0"
     to-fast-properties "^2.0.0"
 
+"@commitlint/cli@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/cli/-/cli-7.0.0.tgz#3bf86d8ab2fbd5074c3114b7ba3f4b41b775f3dc"
+  dependencies:
+    "@commitlint/format" "^7.0.0"
+    "@commitlint/lint" "^7.0.0"
+    "@commitlint/load" "^7.0.0"
+    "@commitlint/read" "^7.0.0"
+    babel-polyfill "6.26.0"
+    chalk "2.3.1"
+    get-stdin "5.0.1"
+    lodash.merge "4.6.1"
+    lodash.pick "4.4.0"
+    meow "^5.0.0"
+
+"@commitlint/config-conventional@^7.0.1":
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/@commitlint/config-conventional/-/config-conventional-7.0.1.tgz#276977f8ee60d8c56d7fdd43296af76dfee9b5f7"
+
+"@commitlint/ensure@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/ensure/-/ensure-7.0.0.tgz#3d5210bb988416844926895a782a55815731779d"
+  dependencies:
+    lodash.camelcase "4.3.0"
+    lodash.kebabcase "4.1.1"
+    lodash.snakecase "4.1.1"
+    lodash.startcase "4.4.0"
+    lodash.upperfirst "4.3.1"
+
+"@commitlint/execute-rule@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/execute-rule/-/execute-rule-7.0.0.tgz#cbc65314fa9ebb9cd2c5b8cdd4dca6185b3aca4c"
+  dependencies:
+    babel-runtime "6.26.0"
+
+"@commitlint/format@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/format/-/format-7.0.0.tgz#3be1fdf0c3c41feb98e275b4f605c598c509b920"
+  dependencies:
+    babel-runtime "^6.23.0"
+    chalk "^2.0.1"
+
+"@commitlint/is-ignored@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/is-ignored/-/is-ignored-7.0.0.tgz#d328a2976274c9f106e319b1cac75dd848360fc9"
+  dependencies:
+    semver "5.5.0"
+
+"@commitlint/lint@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/lint/-/lint-7.0.0.tgz#aede9e15f551b822af7d9da55df4881ad38390d9"
+  dependencies:
+    "@commitlint/is-ignored" "^7.0.0"
+    "@commitlint/parse" "^7.0.0"
+    "@commitlint/rules" "^7.0.0"
+    babel-runtime "^6.23.0"
+    lodash.topairs "4.3.0"
+
+"@commitlint/load@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/load/-/load-7.0.0.tgz#d924f4c5c06d8845b16a50b563829a7fffa230a8"
+  dependencies:
+    "@commitlint/execute-rule" "^7.0.0"
+    "@commitlint/resolve-extends" "^7.0.0"
+    babel-runtime "^6.23.0"
+    cosmiconfig "^4.0.0"
+    lodash.merge "4.6.1"
+    lodash.mergewith "4.6.1"
+    lodash.pick "4.4.0"
+    lodash.topairs "4.3.0"
+    resolve-from "4.0.0"
+
+"@commitlint/message@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/message/-/message-7.0.0.tgz#6fb22563e31901ff5da4391db1346fda7115fa53"
+
+"@commitlint/parse@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/parse/-/parse-7.0.0.tgz#ed024cc4d8f0874421a8dd6d16674233b68592d4"
+  dependencies:
+    conventional-changelog-angular "^1.3.3"
+    conventional-commits-parser "^2.1.0"
+
+"@commitlint/read@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/read/-/read-7.0.0.tgz#c9bf222e37e04c33c1e25b498657fef68377e2c8"
+  dependencies:
+    "@commitlint/top-level" "^7.0.0"
+    "@marionebl/sander" "^0.6.0"
+    babel-runtime "^6.23.0"
+    git-raw-commits "^1.3.0"
+
+"@commitlint/resolve-extends@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/resolve-extends/-/resolve-extends-7.0.0.tgz#34937525ea3bc037365c530bce9b1c73ef4eb74d"
+  dependencies:
+    babel-runtime "6.26.0"
+    lodash.merge "4.6.1"
+    lodash.omit "4.5.0"
+    require-uncached "^1.0.3"
+    resolve-from "^4.0.0"
+    resolve-global "^0.1.0"
+
+"@commitlint/rules@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/rules/-/rules-7.0.0.tgz#9a710891c350c10d6f62debb820fee4fdef1e026"
+  dependencies:
+    "@commitlint/ensure" "^7.0.0"
+    "@commitlint/message" "^7.0.0"
+    "@commitlint/to-lines" "^7.0.0"
+    babel-runtime "^6.23.0"
+
+"@commitlint/to-lines@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/to-lines/-/to-lines-7.0.0.tgz#adb229368e2b6c7a657c909754fb40ec47363ce2"
+
+"@commitlint/top-level@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@commitlint/top-level/-/top-level-7.0.0.tgz#ff28580ab8c1431290e37b1d507e0ef370c38d99"
+  dependencies:
+    find-up "^2.1.0"
+
+"@marionebl/sander@^0.6.0":
+  version "0.6.1"
+  resolved "https://registry.yarnpkg.com/@marionebl/sander/-/sander-0.6.1.tgz#1958965874f24bc51be48875feb50d642fc41f7b"
+  dependencies:
+    graceful-fs "^4.1.3"
+    mkdirp "^0.5.1"
+    rimraf "^2.5.2"
+
 "@mrmlnc/readdir-enhanced@^2.2.1":
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/@mrmlnc/readdir-enhanced/-/readdir-enhanced-2.2.1.tgz#524af240d1a360527b730475ecfa1344aa540dde"
@@ -261,6 +391,13 @@
     "@webassemblyjs/wast-parser" "1.5.12"
     long "^3.2.0"
 
+JSONStream@^1.0.4:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.3.tgz#27b4b8fbbfeab4e71bcf551e7f27be8d952239bf"
+  dependencies:
+    jsonparse "^1.2.0"
+    through ">=2.2.7 <3"
+
 abab@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/abab/-/abab-1.0.3.tgz#b81de5f7274ec4e756d797cd834f303642724e5d"
@@ -577,6 +714,10 @@ array-flatten@^2.1.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-2.1.1.tgz#426bb9da84090c1838d812c8150af20a8331e296"
 
+array-ify@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/array-ify/-/array-ify-1.0.0.tgz#9e528762b4a9066ad163a6962a364418e9626ece"
+
 array-includes@^3.0.3:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/array-includes/-/array-includes-3.0.3.tgz#184b48f62d92d7452bb31b323165c7f8bd02266d"
@@ -1435,7 +1576,7 @@ babel-plugin-transform-strict-mode@^6.24.1:
     babel-runtime "^6.22.0"
     babel-types "^6.24.1"
 
-babel-polyfill@^6.26.0:
+babel-polyfill@6.26.0, babel-polyfill@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-polyfill/-/babel-polyfill-6.26.0.tgz#379937abc67d7895970adc621f284cd966cf2153"
   dependencies:
@@ -1612,6 +1753,13 @@ babel-register@^6.26.0:
     mkdirp "^0.5.1"
     source-map-support "^0.4.15"
 
+babel-runtime@6.26.0, babel-runtime@^6.22.0, babel-runtime@^6.23.0, babel-runtime@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.26.0.tgz#965c7058668e82b55d7bfe04ff2337bc8b5647fe"
+  dependencies:
+    core-js "^2.4.0"
+    regenerator-runtime "^0.11.0"
+
 babel-runtime@^6.18.0:
   version "6.23.0"
   resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.23.0.tgz#0a9489f144de70efb3ce4300accdb329e2fc543b"
@@ -1619,13 +1767,6 @@ babel-runtime@^6.18.0:
     core-js "^2.4.0"
     regenerator-runtime "^0.10.0"
 
-babel-runtime@^6.22.0, babel-runtime@^6.26.0:
-  version "6.26.0"
-  resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.26.0.tgz#965c7058668e82b55d7bfe04ff2337bc8b5647fe"
-  dependencies:
-    core-js "^2.4.0"
-    regenerator-runtime "^0.11.0"
-
 babel-template@^6.16.0, babel-template@^6.24.1, babel-template@^6.25.0, babel-template@^6.7.0:
   version "6.25.0"
   resolved "https://registry.yarnpkg.com/babel-template/-/babel-template-6.25.0.tgz#665241166b7c2aa4c619d71e192969552b10c071"
@@ -2337,6 +2478,14 @@ chalk@0.5.1:
     strip-ansi "^0.3.0"
     supports-color "^0.2.0"
 
+chalk@2.3.1, chalk@^2.1.0:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.3.1.tgz#523fe2678aec7b04e8041909292fe8b17059b796"
+  dependencies:
+    ansi-styles "^3.2.0"
+    escape-string-regexp "^1.0.5"
+    supports-color "^5.2.0"
+
 chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
@@ -2363,14 +2512,6 @@ chalk@^2.0.1:
     escape-string-regexp "^1.0.5"
     supports-color "^4.0.0"
 
-chalk@^2.1.0:
-  version "2.3.1"
-  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.3.1.tgz#523fe2678aec7b04e8041909292fe8b17059b796"
-  dependencies:
-    ansi-styles "^3.2.0"
-    escape-string-regexp "^1.0.5"
-    supports-color "^5.2.0"
-
 chalk@^2.3.0, chalk@^2.4.1:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.1.tgz#18c49ab16a037b6eb0152cc83e3471338215b66e"
@@ -2700,6 +2841,13 @@ commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
 
+compare-func@^1.3.1:
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/compare-func/-/compare-func-1.3.2.tgz#99dd0ba457e1f9bc722b12c08ec33eeab31fa648"
+  dependencies:
+    array-ify "^1.0.0"
+    dot-prop "^3.0.0"
+
 compare-version@^0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/compare-version/-/compare-version-0.1.2.tgz#0162ec2d9351f5ddd59a9202cba935366a725080"
@@ -2835,6 +2983,25 @@ content-type@~1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/content-type/-/content-type-1.0.4.tgz#e138cc75e040c727b1966fe5e5f8c9aee256fe3b"
 
+conventional-changelog-angular@^1.3.3:
+  version "1.6.6"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-angular/-/conventional-changelog-angular-1.6.6.tgz#b27f2b315c16d0a1f23eb181309d0e6a4698ea0f"
+  dependencies:
+    compare-func "^1.3.1"
+    q "^1.5.1"
+
+conventional-commits-parser@^2.1.0:
+  version "2.1.7"
+  resolved "https://registry.yarnpkg.com/conventional-commits-parser/-/conventional-commits-parser-2.1.7.tgz#eca45ed6140d72ba9722ee4132674d639e644e8e"
+  dependencies:
+    JSONStream "^1.0.4"
+    is-text-path "^1.0.0"
+    lodash "^4.2.1"
+    meow "^4.0.0"
+    split2 "^2.0.0"
+    through2 "^2.0.0"
+    trim-off-newlines "^1.0.0"
+
 convert-source-map@^1.1.0, convert-source-map@^1.4.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.5.0.tgz#9acd70851c6d5dfdd93d9282e5edf94a03ff46b5"
@@ -2888,6 +3055,15 @@ core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
 
+cosmiconfig@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/cosmiconfig/-/cosmiconfig-4.0.0.tgz#760391549580bbd2df1e562bc177b13c290972dc"
+  dependencies:
+    is-directory "^0.3.1"
+    js-yaml "^3.9.0"
+    parse-json "^4.0.0"
+    require-from-string "^2.0.1"
+
 cosmiconfig@^5.0.0, cosmiconfig@^5.0.2:
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/cosmiconfig/-/cosmiconfig-5.0.5.tgz#a809e3c2306891ce17ab70359dc8bdf661fe2cd0"
@@ -3245,6 +3421,12 @@ damerau-levenshtein@^1.0.0:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/damerau-levenshtein/-/damerau-levenshtein-1.0.4.tgz#03191c432cb6eea168bb77f3a55ffdccb8978514"
 
+dargs@^4.0.1:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/dargs/-/dargs-4.1.0.tgz#03a9dbb4b5c2f139bf14ae53f0b8a2a6a86f4e17"
+  dependencies:
+    number-is-nan "^1.0.0"
+
 dashdash@^1.12.0:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/dashdash/-/dashdash-1.14.1.tgz#853cfa0f7cbe2fed5de20326b8dd581035f6e2f0"
@@ -3604,6 +3786,12 @@ domutils@1.5, domutils@1.5.1, domutils@^1.5.1:
     dom-serializer "0"
     domelementtype "1"
 
+dot-prop@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/dot-prop/-/dot-prop-3.0.0.tgz#1b708af094a49c9a0e7dbcad790aba539dac1177"
+  dependencies:
+    is-obj "^1.0.0"
+
 dot-prop@^4.1.0, dot-prop@^4.1.1:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/dot-prop/-/dot-prop-4.2.0.tgz#1f19e0c2e1aa0e32797c49799f2837ac6af69c57"
@@ -5104,14 +5292,14 @@ get-own-enumerable-property-symbols@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/get-own-enumerable-property-symbols/-/get-own-enumerable-property-symbols-2.0.1.tgz#5c4ad87f2834c4b9b4e84549dc1e0650fb38c24b"
 
+get-stdin@5.0.1, get-stdin@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-5.0.1.tgz#122e161591e21ff4c52530305693f20e6393a398"
+
 get-stdin@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-4.0.1.tgz#b968c6b0a04384324902e8bf1a5df32579a450fe"
 
-get-stdin@^5.0.1:
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-5.0.1.tgz#122e161591e21ff4c52530305693f20e6393a398"
-
 get-stdin@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-6.0.0.tgz#9e09bf712b360ab9225e812048f71fde9c89657b"
@@ -5130,6 +5318,16 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
+git-raw-commits@^1.3.0:
+  version "1.3.6"
+  resolved "https://registry.yarnpkg.com/git-raw-commits/-/git-raw-commits-1.3.6.tgz#27c35a32a67777c1ecd412a239a6c19d71b95aff"
+  dependencies:
+    dargs "^4.0.1"
+    lodash.template "^4.0.2"
+    meow "^4.0.0"
+    split2 "^2.0.0"
+    through2 "^2.0.0"
+
 github@0.2.4:
   version "0.2.4"
   resolved "https://registry.yarnpkg.com/github/-/github-0.2.4.tgz#24fa7f0e13fa11b946af91134c51982a91ce538b"
@@ -5298,7 +5496,7 @@ got@^7.1.0:
     url-parse-lax "^1.0.0"
     url-to-options "^1.0.1"
 
-graceful-fs@^4.1.0, graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.1.9:
+graceful-fs@^4.1.0, graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.3, graceful-fs@^4.1.6, graceful-fs@^4.1.9:
   version "4.1.11"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
 
@@ -6306,6 +6504,12 @@ is-symbol@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.1.tgz#3cc59f00025194b6ab2e38dbae6689256b660572"
 
+is-text-path@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-text-path/-/is-text-path-1.0.1.tgz#4e1aa0fb51bfbcb3e92688001397202c1775b66e"
+  dependencies:
+    text-extensions "^1.0.0"
+
 is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
@@ -6929,6 +7133,10 @@ jsonify@~0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"
 
+jsonparse@^1.2.0:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/jsonparse/-/jsonparse-1.3.1.tgz#3f4dae4a91fac315f71062f8521cc239f1366280"
+
 jsonpointer@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/jsonpointer/-/jsonpointer-4.0.1.tgz#4fd92cb34e0e9db3c89c8622ecf51f9b978c6cb9"
@@ -7208,7 +7416,7 @@ lodash._reevaluate@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._reevaluate/-/lodash._reevaluate-3.0.0.tgz#58bc74c40664953ae0b124d806996daca431e2ed"
 
-lodash._reinterpolate@^3.0.0:
+lodash._reinterpolate@^3.0.0, lodash._reinterpolate@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz#0ccf2d89166af03b3663c796538b75ac6e114d9d"
 
@@ -7228,7 +7436,7 @@ lodash.bind@^4.1.4:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/lodash.bind/-/lodash.bind-4.2.1.tgz#7ae3017e939622ac31b7d7d7dcb1b34db1690d35"
 
-lodash.camelcase@^4.3.0:
+lodash.camelcase@4.3.0, lodash.camelcase@^4.3.0:
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/lodash.camelcase/-/lodash.camelcase-4.3.0.tgz#b28aa6288a2b9fc651035c7711f65ab6190331a6"
 
@@ -7278,6 +7486,10 @@ lodash.isplainobject@^4.0.6:
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz#7c526a52d89b45c45cc690b88163be0497f550cb"
 
+lodash.kebabcase@4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/lodash.kebabcase/-/lodash.kebabcase-4.1.1.tgz#8489b1cb0d29ff88195cceca448ff6d6cc295c36"
+
 lodash.keys@^3.0.0:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
@@ -7294,19 +7506,31 @@ lodash.memoize@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
 
+lodash.merge@4.6.1:
+  version "4.6.1"
+  resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.1.tgz#adc25d9cb99b9391c59624f379fbba60d7111d54"
+
 lodash.merge@^4.4.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.0.tgz#69884ba144ac33fe699737a6086deffadd0f89c5"
 
+lodash.mergewith@4.6.1:
+  version "4.6.1"
+  resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.1.tgz#639057e726c3afbdb3e7d42741caa8d6e4335927"
+
 lodash.mergewith@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.0.tgz#150cf0a16791f5903b8891eab154609274bdea55"
 
+lodash.omit@4.5.0:
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/lodash.omit/-/lodash.omit-4.5.0.tgz#6eb19ae5a1ee1dd9df0b969e66ce0b7fa30b5e60"
+
 lodash.omitby@^4.5.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.omitby/-/lodash.omitby-4.6.0.tgz#5c15ff4754ad555016b53c041311e8f079204791"
 
-lodash.pick@^4.2.1:
+lodash.pick@4.4.0, lodash.pick@^4.2.1:
   version "4.4.0"
   resolved "https://registry.yarnpkg.com/lodash.pick/-/lodash.pick-4.4.0.tgz#52f05610fff9ded422611441ed1fc123a03001b3"
 
@@ -7326,6 +7550,10 @@ lodash.restparam@^3.0.0:
   version "3.6.1"
   resolved "https://registry.yarnpkg.com/lodash.restparam/-/lodash.restparam-3.6.1.tgz#936a4e309ef330a7645ed4145986c85ae5b20805"
 
+lodash.snakecase@4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/lodash.snakecase/-/lodash.snakecase-4.1.1.tgz#39d714a35357147837aefd64b5dcbb16becd8f8d"
+
 lodash.some@^4.4.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.some/-/lodash.some-4.6.0.tgz#1bb9f314ef6b8baded13b549169b2a945eb68e4d"
@@ -7334,6 +7562,10 @@ lodash.sortby@^4.7.0:
   version "4.7.0"
   resolved "https://registry.yarnpkg.com/lodash.sortby/-/lodash.sortby-4.7.0.tgz#edd14c824e2cc9c1e0b0a1b42bb5210516a42438"
 
+lodash.startcase@4.4.0:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/lodash.startcase/-/lodash.startcase-4.4.0.tgz#9436e34ed26093ed7ffae1936144350915d9add8"
+
 lodash.tail@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.tail/-/lodash.tail-4.1.1.tgz#d2333a36d9e7717c8ad2f7cacafec7c32b444664"
@@ -7352,6 +7584,13 @@ lodash.template@^3.0.0:
     lodash.restparam "^3.0.0"
     lodash.templatesettings "^3.0.0"
 
+lodash.template@^4.0.2:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/lodash.template/-/lodash.template-4.4.0.tgz#e73a0385c8355591746e020b99679c690e68fba0"
+  dependencies:
+    lodash._reinterpolate "~3.0.0"
+    lodash.templatesettings "^4.0.0"
+
 lodash.templatesettings@^3.0.0:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/lodash.templatesettings/-/lodash.templatesettings-3.1.1.tgz#fb307844753b66b9f1afa54e262c745307dba8e5"
@@ -7359,10 +7598,24 @@ lodash.templatesettings@^3.0.0:
     lodash._reinterpolate "^3.0.0"
     lodash.escape "^3.0.0"
 
+lodash.templatesettings@^4.0.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/lodash.templatesettings/-/lodash.templatesettings-4.1.0.tgz#2b4d4e95ba440d915ff08bc899e4553666713316"
+  dependencies:
+    lodash._reinterpolate "~3.0.0"
+
+lodash.topairs@4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/lodash.topairs/-/lodash.topairs-4.3.0.tgz#3b6deaa37d60fb116713c46c5f17ea190ec48d64"
+
 lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
+lodash.upperfirst@4.3.1:
+  version "4.3.1"
+  resolved "https://registry.yarnpkg.com/lodash.upperfirst/-/lodash.upperfirst-4.3.1.tgz#1365edf431480481ef0d1c68957a5ed99d49f7ce"
+
 lodash@3.7.x:
   version "3.7.0"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.7.0.tgz#3678bd8ab995057c07ade836ed2ef087da811d45"
@@ -7572,6 +7825,20 @@ meow@^3.1.0, meow@^3.3.0, meow@^3.7.0:
     redent "^1.0.0"
     trim-newlines "^1.0.0"
 
+meow@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/meow/-/meow-4.0.1.tgz#d48598f6f4b1472f35bf6317a95945ace347f975"
+  dependencies:
+    camelcase-keys "^4.0.0"
+    decamelize-keys "^1.0.0"
+    loud-rejection "^1.0.0"
+    minimist "^1.1.3"
+    minimist-options "^3.0.1"
+    normalize-package-data "^2.3.4"
+    read-pkg-up "^3.0.0"
+    redent "^2.0.0"
+    trim-newlines "^2.0.0"
+
 meow@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/meow/-/meow-5.0.0.tgz#dfc73d63a9afc714a5e371760eb5c88b91078aa4"
@@ -9213,6 +9480,10 @@ q@^1.1.2, q@~1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/q/-/q-1.5.0.tgz#dd01bac9d06d30e6f219aecb8253ee9ebdc308f1"
 
+q@^1.5.1:
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/q/-/q-1.5.1.tgz#7e32f75b41381291d04611f1bf14109ac00651d7"
+
 qr.js@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/qr.js/-/qr.js-0.0.0.tgz#cace86386f59a0db8050fa90d9b6b0e88a1e364f"
@@ -9993,6 +10264,10 @@ require-directory@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/require-directory/-/require-directory-2.1.1.tgz#8c64ad5fd30dab1c976e2344ffe7f792a6a6df42"
 
+require-from-string@^2.0.1:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/require-from-string/-/require-from-string-2.0.2.tgz#89a7fdd938261267318eafe14f9c32e598c36909"
+
 require-main-filename@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
@@ -10022,6 +10297,10 @@ resolve-cwd@^2.0.0:
   dependencies:
     resolve-from "^3.0.0"
 
+resolve-from@4.0.0, resolve-from@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-4.0.0.tgz#4abcd852ad32dd7baabfe9b40e00a36db5f392e6"
+
 resolve-from@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-1.0.1.tgz#26cbfe935d1aeeeabb29bc3fe5aeb01e93d44226"
@@ -10030,9 +10309,11 @@ resolve-from@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-3.0.0.tgz#b22c7af7d9d6881bc8b6e653335eebcb0a188748"
 
-resolve-from@^4.0.0:
+resolve-global@^0.1.0:
-  version "4.0.0"
+  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-4.0.0.tgz#4abcd852ad32dd7baabfe9b40e00a36db5f392e6"
+  resolved "https://registry.yarnpkg.com/resolve-global/-/resolve-global-0.1.0.tgz#8fb02cfd5b7db20118e886311f15af95bd15fbd9"
+  dependencies:
+    global-dirs "^0.1.0"
 
 resolve-pathname@^2.0.0:
   version "2.1.0"
@@ -10263,7 +10544,7 @@ semver-diff@^2.0.0:
   dependencies:
     semver "^5.0.3"
 
-"semver@2 || 3 || 4 || 5", semver@^5.0.3, semver@^5.1.0, semver@^5.3.0, semver@^5.4.1, semver@^5.5.0:
+"semver@2 || 3 || 4 || 5", semver@5.5.0, semver@^5.0.3, semver@^5.1.0, semver@^5.3.0, semver@^5.4.1, semver@^5.5.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
 
@@ -10672,7 +10953,7 @@ split-string@^3.0.1, split-string@^3.0.2:
   dependencies:
     extend-shallow "^3.0.0"
 
-split2@^2.2.0:
+split2@^2.0.0, split2@^2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/split2/-/split2-2.2.0.tgz#186b2575bcf83e85b7d18465756238ee4ee42493"
   dependencies:
@@ -11187,6 +11468,10 @@ text-encoding@0.6.4:
   version "0.6.4"
   resolved "https://registry.yarnpkg.com/text-encoding/-/text-encoding-0.6.4.tgz#e399a982257a276dae428bb92845cb71bdc26d19"
 
+text-extensions@^1.0.0:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/text-extensions/-/text-extensions-1.7.0.tgz#faaaba2625ed746d568a23e4d0aacd9bf08a8b39"
+
 text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
@@ -11213,7 +11498,7 @@ through2@~0.2.3:
     readable-stream "~1.1.9"
     xtend "~2.1.1"
 
-through@2, through@^2.3.6, through@^2.3.8:
+through@2, "through@>=2.2.7 <3", through@^2.3.6, through@^2.3.8:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
 
@@ -11344,6 +11629,10 @@ trim-newlines@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/trim-newlines/-/trim-newlines-2.0.0.tgz#b403d0b91be50c331dfc4b82eeceb22c3de16d20"
 
+trim-off-newlines@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/trim-off-newlines/-/trim-off-newlines-1.0.1.tgz#9f9ba9d9efa8764c387698bcbfeb2c848f11adb3"
+
 trim-right@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/trim-right/-/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"