fixed some deprecation messages

Author: fabpot

Form.php

@@ -507,7 +507,7 @@ public function handleRequest($request = null)
     public function submit($submittedData, $clearMissing = true)
     {
         if ($submittedData instanceof Request) {
-            @trigger_error('Passing a Symfony\Component\HttpFoundation\Request object to the '.__CLASS__.'::bind and '.__METHOD__.' methods is deprecated since 2.3 and will be removed in 3.0. Use the '.__CLASS__.'::handleRequest method instead. If you want to test whether the form was submitted separately, you can use the '.__CLASS__.'::isSubmitted method.', E_USER_DEPRECATED);
+            @trigger_error('Passing a Symfony\Component\HttpFoundation\Request object to the '.__CLASS__.'::bind and '.__METHOD__.' methods is deprecated since Symfony 2.3 and will be removed in 3.0. Use the '.__CLASS__.'::handleRequest method instead. If you want to test whether the form was submitted separately, you can use the '.__CLASS__.'::isSubmitted method.', E_USER_DEPRECATED);
         }
 
         if ($this->submitted) {