Update Autoprefixer and standardize browserlist location (#1899)

This updates Autoprefixer to 7.1.1, and also moves the browser target
list to package.json, in line with the recommendation made in this
article (https://evilmartians.com/chronicles/autoprefixer-7-browserslist-2-released)
from the developers of Autoprefixer and Browserslist.

package.json

@@ -17,6 +17,11 @@
       "url": "http://opensource.org/licenses/MIT"
     }
   ],
+  "browserslist": [
+    "last 2 versions",
+    "android 4",
+    "opera 12"
+  ],
   "scripts": {
     "build": "webpack --progress --config resources/assets/build/webpack.config.js",
     "build:production": "webpack --progress -p --config resources/assets/build/webpack.config.js",
@@ -30,7 +35,7 @@
     "node": ">= 6.9.4"
   },
   "devDependencies": {
-    "autoprefixer": "^6.7.7",
+    "autoprefixer": "^7.1.1",
     "browser-sync": "^2.18.8",
     "browsersync-webpack-plugin": "^0.5.3",
     "bs-html-injector": "^3.0.3",

resources/assets/build/config.js

@@ -25,7 +25,6 @@ const config = merge({
     watcher: !!argv.watch,
   },
   watch: [],
-  browsers: [],
 }, userConfig);
 
 module.exports = merge(config, {

resources/assets/build/webpack.config.js

@@ -141,7 +141,7 @@ let webpackConfig = {
         output: { path: config.paths.dist },
         context: config.paths.assets,
         postcss: [
-          autoprefixer({ browsers: config.browsers }),
+          autoprefixer(),
         ],
       },
     }),

resources/assets/build/webpack.config.optimize.js

@@ -13,7 +13,7 @@ module.exports = {
       cssProcessor: cssnano,
       cssProcessorOptions: {
         discardComments: { removeAll: true },
-        autoprefixer: { browsers: config.browsers },
+        autoprefixer: {},
       },
       canPrint: true,
     }),

resources/assets/config.json

@@ -14,10 +14,5 @@
   "cacheBusting": "[name]_[hash:8]",
   "watch": [
     "{app,resources/views}/**/*.php"
-  ],
-  "browsers": [
-    "last 2 versions",
-    "android 4",
-    "opera 12"
   ]
 }

yarn.lock

@@ -246,7 +246,7 @@ atob@~1.1.0:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/atob/-/atob-1.1.3.tgz#95f13629b12c3a51a5d215abdce2aa9f32f80773"
 
-autoprefixer@^6.3.1, autoprefixer@^6.7.7:
+autoprefixer@^6.3.1:
   version "6.7.7"
   resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-6.7.7.tgz#1dbd1c835658e35ce3f9984099db00585c782014"
   dependencies:
@@ -257,6 +257,17 @@ autoprefixer@^6.3.1, autoprefixer@^6.7.7:
     postcss "^5.2.16"
     postcss-value-parser "^3.2.3"
 
+autoprefixer@^7.1.1:
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-7.1.1.tgz#97bc854c7d0b979f8d6489de547a0d17fb307f6d"
+  dependencies:
+    browserslist "^2.1.3"
+    caniuse-lite "^1.0.30000670"
+    normalize-range "^0.1.2"
+    num2fraction "^1.2.2"
+    postcss "^6.0.1"
+    postcss-value-parser "^3.2.3"
+
 aws-sign2@~0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.6.0.tgz#14342dd38dbcc94d0e5b87d763cd63612c0e794f"
@@ -535,6 +546,13 @@ browserslist@^1.3.6, browserslist@^1.5.2, browserslist@^1.7.6:
     caniuse-db "^1.0.30000639"
     electron-to-chromium "^1.2.7"
 
+browserslist@^2.1.3:
+  version "2.1.4"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-2.1.4.tgz#cc526af4a1312b7d2e05653e56d0c8ab70c0e053"
+  dependencies:
+    caniuse-lite "^1.0.30000670"
+    electron-to-chromium "^1.3.11"
+
 browsersync-webpack-plugin@^0.5.3:
   version "0.5.3"
   resolved "https://registry.yarnpkg.com/browsersync-webpack-plugin/-/browsersync-webpack-plugin-0.5.3.tgz#35bc3b1c5aba8c7d2d7b700e23d511454b8d516e"
@@ -684,6 +702,10 @@ caniuse-db@^1.0.30000529, caniuse-db@^1.0.30000634, caniuse-db@^1.0.30000639:
   version "1.0.30000655"
   resolved "https://registry.yarnpkg.com/caniuse-db/-/caniuse-db-1.0.30000655.tgz#e40b6287adc938848d6708ef83d65b5f54ac1874"
 
+caniuse-lite@^1.0.30000670:
+  version "1.0.30000676"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000676.tgz#1e962123f48073f0c51c4ea0651dd64d25786498"
+
 capture-stack-trace@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/capture-stack-trace/-/capture-stack-trace-1.0.0.tgz#4a6fa07399c26bba47f0b2496b4d0fb408c5550d"
@@ -1456,6 +1478,10 @@ electron-to-chromium@^1.2.7:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.3.tgz#651eb63fe89f39db70ffc8dbd5d9b66958bc6a0e"
 
+electron-to-chromium@^1.3.11:
+  version "1.3.13"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.13.tgz#1b3a5eace6e087bb5e257a100b0cbfe81b2891fc"
+
 elliptic@^6.0.0:
   version "6.4.0"
   resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.4.0.tgz#cac9af8762c85836187003c8dfe193e5e2eae5df"
@@ -4195,6 +4221,14 @@ postcss@^5.0.10, postcss@^5.0.11, postcss@^5.0.12, postcss@^5.0.13, postcss@^5.0
     source-map "^0.5.6"
     supports-color "^3.2.3"
 
+postcss@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-6.0.1.tgz#000dbd1f8eef217aa368b9a212c5fc40b2a8f3f2"
+  dependencies:
+    chalk "^1.1.3"
+    source-map "^0.5.6"
+    supports-color "^3.2.3"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"