config plugin - updated fix for redirect url construction

darcs-hash:20060130215927-9b6ab-8b37f29e304c0852c01d2b7e582b8995a1e26a19.gz

lib/plugins/config/admin.php

@@ -79,7 +79,7 @@ class admin_plugin_config extends DokuWiki_Admin_Plugin {
         // save state & force a page reload to get the new settings to take effect
         $_SESSION['PLUGIN_CONFIG'] = array('state' => 'updated', 'time' => time());
         $this->_close_session();
-        header("Location: ".wl($ID,'do=admin&page=config'));
+        header("Location: ".str_replace('&','&',wl($ID,'do=admin&page=config')));
         exit();
       }