Splitted webpack config into base and dev. Re-use it in .storybook webpack config.

webpack.config.js

@@ -1,81 +0,0 @@
-/* global module, __dirname, require */
-var webpack = require('webpack');
-var path = require('path');
-
-const HOST = 'localhost';
-const PORT = '8080';
-
-module.exports = {
-  module: {
-    loaders: [
-      {
-        test: /\.((png)|(eot)|(woff)|(woff2)|(ttf)|(svg)|(gif))(\?v=\d+\.\d+\.\d+)?$/,
-        loader: 'url-loader?limit=100000'
-      },
-      {
-        test: /\.json$/,
-        loader: 'json-loader'
-      },
-      {
-        test: /\.scss$/,
-        loader: 'style!css?modules!sass',
-      },
-      {
-        test: /\.css$/,
-        loader: 'style!css?modules&importLoaders=1&&localIdentName=cms__[name]__[local]!postcss',
-      },
-      {
-        loader: 'babel',
-        test: /\.js?$/,
-        exclude: /(node_modules|bower_components)/,
-        query: {
-          cacheDirectory: true,
-          presets: ['react', 'es2015'],
-          plugins: [
-            'transform-class-properties',
-            'transform-object-assign',
-            'transform-object-rest-spread',
-            'lodash',
-            'react-hot-loader/babel'
-          ]
-        }
-      }
-    ]
-  },
-
-  postcss: [
-    require('postcss-import')({ addDependencyTo: webpack }),
-    require('postcss-cssnext')
-  ],
-
-  plugins: [
-    new webpack.optimize.OccurenceOrderPlugin(),
-    new webpack.HotModuleReplacementPlugin(),
-    new webpack.NoErrorsPlugin(),
-    new webpack.ProvidePlugin({
-      'fetch': 'imports?this=>global!exports?global.fetch!whatwg-fetch'
-    })
-  ],
-
-  context: path.join(__dirname, 'src'),
-  entry: {
-    cms: [
-      'webpack/hot/dev-server',
-      `webpack-dev-server/client?http://${HOST}:${PORT}/`,
-      'react-hot-loader/patch',
-      './index'
-    ],
-  },
-  output: {
-    path: path.join(__dirname, 'dist'),
-    filename: '[name].js',
-    publicPath: `http://${HOST}:${PORT}/`,
-  },
-  externals: [/^vendor\/.+\.js$/],
-  devServer: {
-    hot: true,
-    contentBase: 'example/',
-    historyApiFallback: true,
-    devTool: 'cheap-module-source-map'
-  },
-};