- user permissions ask update at each admin page generation. Table

user_forbidden must be updated only if current user is not in
  administrative section

- bug fixed : category.php, error on page title when non category selected

- admin/search : bug on variable $PHP_SELF, replaced by $_SERVER['PHP_SELF']

- admin/user_perm : inheritence management. When a category become
  authorized, all parent categories become authorized, when a category
  become forbidden, all child category become forbidden

- no more recursivity in delete_categories function

- new function get_fs_directories for future new method of synchronization

- new function get_uppercat_ids replacing several pieces of code doing the
  same

- new function get_fulldirs used for metadata function get_filelist and
  future new method of synchronization

- new function get_fs for future new method of synchronization

- typo correction on lang item "about_message"

- no link to category privacy status management on user permission anymore
  (giving the menu item instead)


git-svn-id: http://piwigo.org/svn/trunk@657 68402e56-0260-453c-a942-63ccdbb3a9ee

admin/search.php

@@ -44,7 +44,7 @@ $template->assign_vars(array(
   'L_UPDATE_USERNAME'=>$lang['Look_up_user'],
   'L_CLOSE_WINDOW'=>$lang['Close'],
 
-  'F_SEARCH_ACTION' => add_session_id($PHP_SELF),
+  'F_SEARCH_ACTION' => add_session_id($_SERVER['PHP_SELF']),
   ));
 
 //----------------------------------------------------------------- form action