call _booking_node_create_mysqlview when setting values via admin page

booking.regn_node.inc

@@ -51,6 +51,7 @@ function _booking_node_create_mysqlview()
 	}
 		
 	//filter the results either by current active event
+	// @todo is this filter really necessary?
 	$query->condition('p.booking_eventid', $event->eid, '=');
 
 	//add the database fields we always want to retrieve