Added own configuration objects for different webpack environments.

cfg/dev.js

@@ -0,0 +1,28 @@
+var path = require('path');
+var webpack = require('webpack');
+var _ = require('lodash');
+
+var baseConfig = require('./base');
+
+var config = _.merge({
+  entry: [
+    'webpack-dev-server/client?http://127.0.0.1:8000',
+    'webpack/hot/only-dev-server',
+    './src/components/run'
+  ],
+  cache: true,
+  devtool: 'eval',
+  plugins: [
+    new webpack.HotModuleReplacementPlugin(),
+    new webpack.NoErrorsPlugin()
+  ]
+}, baseConfig);
+
+// Add needed loaders
+config.module.loaders.push({
+  test: /\.(js|jsx)$/,
+  loader: 'react-hot!babel-loader',
+  include: path.join(__dirname, '/../src')
+});
+
+module.exports = config;