* Bootstrap Popover class
* @cfg {String} html contents of the popover (or false to use children..)
* @cfg {String} title of popover (or false to hide)
- * @cfg {String} placement how it is placed
+ * @cfg {String|function} (right|top) placement how it is placed
* @cfg {String} trigger click || hover (or false to trigger manually)
* @cfg {String} over what (parent or false to trigger manually.)
* @cfg {Number} delay - delay before showing