code: function getPlugins() {
      var plugins = [];
  
      // Always expose NODE_ENV to webpack, you can now use `process.env.NODE_ENV`
      // inside your code for any environment checks; UglifyJS will automatically
      // drop any unreachable code.
      plugins.push(new webpack.DefinePlugin({
          "process.env": {
              NODE_ENV: JSON.stringify(process.env.NODE_ENV)
          }
      }));
  
      plugins.push(new webpack.ProvidePlugin({
          $: "jquery",
          jQuery: "jquery"
      }));
  
      // Conditionally add plugins for Production builds.
      if (isProduction) {
          plugins.push(new webpack.optimize.UglifyJsPlugin({minimize: true}));
      } else { // Development plugins
          // ...
      }
  
      return plugins;
  }
docs: Conditionally loads plugins (mainly for production build)
  @return {Array} - Array of plugins