fix(build): ExtractTextWebpack 2.0.0-rc.1 and remove unsupported prop (#4265)

Closes #4264

Author: intellix

package.json

@@ -55,7 +55,7 @@
     "ember-cli-string-utils": "^1.0.0",
     "enhanced-resolve": "^2.3.0",
     "exists-sync": "0.0.3",
-    "extract-text-webpack-plugin": "^2.0.0-beta.5",
+    "extract-text-webpack-plugin": "^2.0.0-rc.1",
     "file-loader": "^0.8.5",
     "findup": "0.1.5",
     "fs-extra": "^0.30.0",

packages/angular-cli/models/webpack-configs/styles.ts

@@ -92,7 +92,6 @@ export function getStylesConfig(wco: WebpackConfigOptions) {
   if (globalStylePaths.length > 0) {
     rules.push(...baseRules.map(({test, loaders}) => ({
       include: globalStylePaths, test, loaders: ExtractTextPlugin.extract({
-        remove: false,
         loader: [
           // css-loader doesn't support webpack.LoaderOptionsPlugin properly,
           // so we need to add options in its query

packages/angular-cli/package.json

@@ -44,7 +44,7 @@
     "ember-cli-normalize-entity-name": "^1.0.0",
     "ember-cli-string-utils": "^1.0.0",
     "exists-sync": "0.0.3",
-    "extract-text-webpack-plugin": "^2.0.0-beta.4",
+    "extract-text-webpack-plugin": "^2.0.0-rc.1",
     "file-loader": "^0.8.5",
     "findup": "0.1.5",
     "fs-extra": "^0.30.0",