- added a few missing log variables

- include acp/common.php language file if displaying logs (LOG_ variables should be stored there only now)
- added check to cron.php
- added database_gc config variable
- recalculate binary trees every once a week ;)


git-svn-id: file:///svn/phpbb/trunk@5929 89ea8834-ac86-4346-8a33-228a782c2dd0

phpBB/includes/search/fulltext_mysql.php

@@ -615,6 +615,8 @@ class fulltext_mysql extends search_backend
 
 		// destroy too old cached search results
 		$this->destroy_cache(array());
+
+		set_config('search_last_gc', time(), true);
 	}
 
 	/**