kill a whole bunch of trailing spaces

git-svn-id: http://www.observium.org/svn/observer/trunk@2516 61d68cd4-352d-0410-923a-c4978735b2b8

html/includes/authentication/mysql.inc.php

@@ -30,7 +30,7 @@ function passwordscanchange($username="")
    * By default allow the password to be modified, unless the existing
    * user is explicitly prohibited to do so.
    */
-  
+
   if (empty($username) || !user_exists($username))
   {
     return 1;