smaller fixes

zimbraSingle.php

@@ -519,8 +519,6 @@ function zimbraSingle_CreateAccount($params)
     }
     if($accountExists === true) {
         return "Error: account $account_name already exists";
-    } else {
-        return "Error: account $account_name not exists";
     }
     $attrs = array();
     $attrs["gn"] = $params['customfields']["givenname"];