Trigger a rebuild of the node access table when the selected TAC vocab changes.

git-svn-id: file:///tmp/wdn_thm_drupal/branches/drupal-7.x@196 20a16fea-79d4-4915-8869-1ea9d5ebf173

sites/all/modules/taxonomy_access_control/tac.admin.php

@@ -99,9 +99,12 @@ function tac_admin_submit($form, &$form_state)
     $vocabulary = $form_state['values']['vocabulary'];
     if ($vocabulary > 0 && $vocabulary != variable_get('tac_vocabulary')) {
         variable_set('tac_vocabulary', $vocabulary);
+        node_access_needs_rebuild(TRUE);
         return;
     } else if ($vocabulary <= 0) {
         variable_del('tac_vocabulary');
+        node_access_needs_rebuild(TRUE);
+        return;
     }