* @cfg {String} method GET or POST (default GET), POST will create a form, and post that into the hidden frame.
* @cfg {Boolean} newWindow (optional) download to new window
* @cfg {String} doctype (optional) download PDF to new window
-* @cfg {Boolean limit (optional) limit for grid downloads.
+* @cfg {Boolean} limit (optional) limit for grid downloads.
+
+ * @cfg {String} csvCols - use '*' to override grid coluns
+ * @cfg {String} csvTitles - use '*' to override grid coluns
+
+
* @cfg {Function} success (optional) MAY fire on download completed (fails on attachments)..
* @cfg {Number} timeout (optional) in milliseconds before it gives up (default 30000 = 30s)