Add pod action: Add custom 'appendData' to action

For use with plugin API, if 'appendData' is passed in args, always
append this data to the end of the API call. Used when plugin adds new
attributes that need to be passed via the API.

ui/scripts/system.js

@@ -7634,6 +7634,7 @@
 
               action: function(args) {
                 var array1 = [];
+                var appendData = args.data.append ? args.data.append : {};
                 
                 array1.push("&zoneId=" + args.data.zoneid);
                 array1.push("&name=" + todb(args.data.podname));
@@ -7647,6 +7648,7 @@
 
                 $.ajax({
                   url: createURL("createPod" + array1.join("")),
+                  data: appendData,
                   dataType: "json",
                   success: function(json) {
                     var item = json.createpodresponse.pod;