Fix some sql issues :

- permalink that use if() syntax
- add tables themes for other database engines that mysql

git-svn-id: http://piwigo.org/svn/trunk@5192 68402e56-0260-453c-a942-63ccdbb3a9ee

include/functions_category.inc.php

@@ -311,6 +311,10 @@ function display_select_categories($categories,
   $tpl_cats = array();
   foreach ($categories as $category)
   {
+    if (!empty($category['permalink']))
+    {
+      $category['name'] .= ' √';
+    }
     if ($fullname)
     {
       $option = get_cat_display_name_cache($category['uppercats'],