Add support for "pending" uploads

Refs: #7621

@@ -10,7 +10,7 @@ define(function(require) {
     var Status = Backbone.Model.extend({
         defaults: function() {
             return {
-                result: null,
+                result: 'pending',
                 resultData: null,
                 sent: null,
                 completion: null,
@@ -130,7 +130,7 @@ define(function(require) {
                 return true;
             },
             filesSubmitted: function() {
-                this.flow.upload();
+                // this.flow.upload();
             },
             fileProgress: function(flowFile) {
                 var model = flowFile._model;