text: const webpack = require('webpack');
  const OptimizeJsPlugin = require('optimize-js-plugin');
  
  const defaultConfig = require('./webpack.config');
  
  module.exports = Object.assign({}, defaultConfig, {
    output: Object.assign({}, defaultConfig.output, {
      filename: 'react-prefixer.min.js'
    }),
  
    plugins: defaultConfig.plugins.concat([
      new webpack.optimize.DedupePlugin(),
      new webpack.optimize.UglifyJsPlugin({
        compress: {
          booleans: true,
          conditionals: true,
          drop_console: true,
          drop_debugger: true,
          join_vars: true,
          sequences: true,
          warnings: false
        },
        sourceMap: false
      }),
      new OptimizeJsPlugin({
        sourceMap: false
      })
    ])
  });