ensure we load our database.php even if we have a weird include_path set

git-svn-id: https://xerteonlinetoolkits.googlecode.com/svn/trunk@228 912cdd6b-5c7d-d5a7-a2ba-d0f0cdb91641

config.php

@@ -67,7 +67,7 @@ function _debug($string, $up = 0) {
         die("please run /setup");
     }
 
-    require_once("database.php");
+    require_once(dirname(__FILE__) . '/database.php');
     require_once(dirname(__FILE__) . '/website_code/php/database_library.php');
 
     $row = db_query_one("SELECT * FROM {$xerte_toolkits_site->database_table_prefix}sitedetails");