code: function startBrowserSync(serverRoot) {
  
      helper.log('Starting BrowserSync on port ' + 8080 + ' for ' + serverRoot);
  
      var options = {
          //proxy: 'localhost:' + port,
          port: 8080,
          ws: true,
          server: {
              baseDir: serverRoot
          },
          reloadDelay: config.browserReloadDelay
      };
  
      browserSync.init(options);
  
  }
docs: ////////////////////