drupal core updated to 7.28

misc/ajax.js

@@ -616,6 +616,13 @@ Drupal.ajax.prototype.commands = {
       .removeClass('odd even')
       .filter(':even').addClass('odd').end()
       .filter(':odd').addClass('even');
+  },
+
+  /**
+   * Command to update a form's build ID.
+   */
+  updateBuildId: function(ajax, response, status) {
+    $('input[name="form_build_id"][value="' + response['old'] + '"]').val(response['new']);
   }
 };
 

misc/states.js

@@ -373,7 +373,7 @@ states.Trigger.states = {
 
   checked: {
     'change': function () {
-      return this.attr('checked');
+      return this.is(':checked');
     }
   },