code: function (el, newParent) {
  			var _dom = this.getElement(el),
  				_id = this.getId(_dom),
  				_pdom = this.getElement(newParent),
  				_pid = this.getId(_pdom);
  
  			_dom.parentNode.removeChild(_dom);
  			_pdom.appendChild(_dom);
  			this.getDragManager().setParent(_dom, _id, _pdom, _pid);
  		}
docs: set parent: change the parent for some node and update all the registrations we need to.