message: fix path regexp compatibility
diff: @@ -29,7 +29,7 @@ module.exports = (options) => ({
  loaders: ['style-loader', 'css-loader']
  }, {
  test: /\.css$/,
  - include: [/app\/assets/],
  + include: [/app[\\\/]assets/],
  loaders: ['style-loader', 'css-loader', 'postcss-loader']
  }, {
  test: /\.less$/,
  