bug #892 TranslationServiceProvider replaced translator.messages by translator.domains. (FGM)

This PR was submitted for the 1.0.x-dev branch but it was merged into the 1.0 branch instead (closes #892).

Discussion
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TranslationServiceProvider replaced translator.messages by translator.domains.

- changed in commit 7C496D

Commits
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72b1ad9 TranslationServiceProvider replaced translator.messages by translator.domains.

doc/providers/form.rst

@@ -145,7 +145,7 @@ form by adding constraints on the fields::
 
     $app->register(new Silex\Provider\ValidatorServiceProvider());
     $app->register(new Silex\Provider\TranslationServiceProvider(), array(
-        'translator.messages' => array(),
+        'translator.domains' => array(),
     ));
 
     $form = $app['form.factory']->createBuilder('form')