Removed sorting on diskspace table to prevent errors

src/UI/System/Info/DiskSpace/DiskSpaceCollection.js

@@ -1,7 +1,10 @@
 'use strict';
-define(['backbone', 'System/Info/DiskSpace/DiskSpaceModel'],
+
+define(['backbone',
+        'System/Info/DiskSpace/DiskSpaceModel'],
 function(Backbone, DiskSpaceModel) {
     return Backbone.Collection.extend({
+
         url   : window.NzbDrone.ApiRoot +'/diskspace',
         model : DiskSpaceModel
     });

src/UI/System/Info/DiskSpace/DiskSpaceLayout.js

@@ -20,17 +20,20 @@ define([
                 {
                     name     : 'path',
                     label    : 'Location',
-                    cell: DiskSpacePathCell
+                    cell     : DiskSpacePathCell,
+                    sortable : false
                 },
                 {
                     name     : 'freeSpace',
                     label    : 'Free Space',
-                    cell: FileSizeCell
+                    cell     : FileSizeCell,
+                    sortable : false
                 },
                 {
                     name     : 'totalSpace',
                     label    : 'Total Space',
-                    cell: FileSizeCell
+                    cell     : FileSizeCell,
+                    sortable : false
                 }
             ],