+
+ /**
+ * @cfg {String} progressUrl - Url to return progress data
+ */
+
+ progressUrl : false,
+ /**
+ * @cfg {boolean|FormData} formData - true to use new 'FormData' post, or set to a new FormData({dom form}) Object, if
+ * sending a formdata with extra parameters - eg uploaded elements.
+ */
+
+ formData : false,
+