code: function(widget_title, widget_config) {
  
  		if (!Lava.schema.widget.ALLOW_REDEFINITION && (widget_title in this.widgets))
  			Lava.t("storeWidgetSchema: widget is already defined: " + widget_title);
  
  		this.widgets[widget_title] = widget_config;
  
  		if (('sugar' in widget_config) && widget_config.sugar.tag_name) {
  
  			this.sugar_map[widget_config.sugar.tag_name] = {widget_title: widget_title};
  
  		}
  
  	}
docs: Register a global widget config
  @param {string} widget_title Title for new global widget
  @param {_cWidget} widget_config