old_contents: const webpack = require('webpack');
  const path = require('path');
  const ROOT_PATH = path.resolve(__dirname);
  
  module.exports = {
    devtool: 'cheap-module-source-map',
    entry: {
        './test/dist/index': './test/index.tsx'
    },
    output: {
      filename: '[name].js'
    },
    resolve: {
      extensions: ['.ts', '.tsx', '.js', '.jsx'],
      alias: {
        ui: path.resolve(ROOT_PATH, 'src/'),
        icons:path.resolve(ROOT_PATH, 'src/theming/icons')
      },
    },
    module: {
      rules: [
          { test: /\.tsx?|.ts?$/, loader:  'ts-loader' },
        { test: /\.jsx?$/, exclude: /node_modules/, loaders: ['babel-loader'], include: path.join(__dirname, 'src') },
        { test: /\.css$/, loader: 'style-loader!css-loader?url=false' },
        { test: /\.json$/, loader: 'json-loader' },
        { test: /\.md$/, loader: 'html!markdown-loader' },
        { test: /\.svg$/, loader: 'svg-inline-loader' },
        {
            test: /\.(eot|ttf|woff|woff2)$/,
            loader: 'file-loader'
        }
      ]
    },
    plugins: [
        new webpack.optimize.UglifyJsPlugin({
            compress: { warnings: true }
        })
    ]
  };
new_contents: const path = require('path');
  const ROOT_PATH = path.resolve(__dirname);
  
  module.exports = {
    devtool: 'cheap-module-source-map',
    entry: {
        './test/dist/index': './test/index.tsx'
    },
    output: {
      filename: '[name].js'
    },
    resolve: {
      extensions: ['.ts', '.tsx', '.js', '.jsx'],
      alias: {
        ui: path.resolve(ROOT_PATH, 'src/'),
        icons:path.resolve(ROOT_PATH, 'src/theming/icons')
      },
    },
    module: {
      rules: [
          { test: /\.tsx?|.ts?$/, loader:  'ts-loader' },
        { test: /\.jsx?$/, exclude: /node_modules/, loaders: ['babel-loader'], include: path.join(__dirname, 'src') },
        { test: /\.css$/, loader: 'style-loader!css-loader?url=false' },
        { test: /\.json$/, loader: 'json-loader' },
        { test: /\.md$/, loader: 'html!markdown-loader' },
        { test: /\.svg$/, loader: 'svg-inline-loader' },
        {
            test: /\.(eot|ttf|woff|woff2)$/,
            loader: 'file-loader'
        }
      ]
    },
    plugins: [
       
    ]
  };
subject: remove plugin