fixed corrupt if statement introduced by earlier patch

darcs-hash:20090114175244-7ad00-22fe37641598c13f13266bf0b50c3b93fe912344.gz

inc/auth.php

@@ -62,7 +62,7 @@
       if (!$conf['rememberme']) $_REQUEST['r'] = false;
 
       // streamline HTTP auth credentials (IIS/rewrite -> mod_php)
-      isset($_SERVER['HTTP_AUTHORIZATION']){
+      if(isset($_SERVER['HTTP_AUTHORIZATION'])){
         list($_SERVER['PHP_AUTH_USER'],$_SERVER['PHP_AUTH_PW']) =
           explode(':', base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6)));
       }