code: function(url) {
  			var plugin = this.settings.pluginRegistry.getPlugin(url);
  			if (plugin) {
  				var deferred = new Deferred();
  				this.progressService.progress(deferred, messages.ReloadingPlugin);
  				deferred.progress({type: "progress"});
  				plugin.update().then(function() {
  					this.render();
  					this.statusService.setMessage( i18nUtil.formatMessage(messages["Reloaded"], url), 5000, true);
  					deferred.resolve();
  				}.bind(this), deferred.reject, deferred.progress);
  			}
  		}
docs: /* reloads a single plugin