Merge branch 'stricter-ldap-error-check' into '1.4-dev'

🚑 fix(ldap) Use a stricter error check in ldap::success()

See merge request fusiondirectory/fd!648

include/class_ldap.inc

@@ -957,7 +957,7 @@ class LDAP
    */
   function success ()
   {
-    return preg_match('/Success/i', $this->error);
+    return (trim($this->error) === 'Success');
   }
 
   /*!