/**
* @cfg {String} separatorCls
* The CSS class used by the separator item to show the incised line.
* Defaults to `Ext.baseCSSPrefix + 'menu-item-separator'`.
/**
* @cfg {String} separatorCls
* The CSS class used by the separator item to show the incised line.
* Defaults to `Ext.baseCSSPrefix + 'menu-item-separator'`.