merged branch clemens-tolboom/2.0 (PR #3725)

Commits
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e4f3fd9 Fixed example code.

Discussion
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[Translation] example code did not work.

The example code for Translation did not compile. And the trans() result was void.

src/Symfony/Component/Translation/README.md

@@ -10,12 +10,12 @@ translated strings from these including support for pluralization.
 
     $translator = new Translator('fr_FR', new MessageSelector());
     $translator->setFallbackLocale('fr');
-    $translator->addLoader('array', return new ArrayLoader());
+    $translator->addLoader('array', new ArrayLoader());
     $translator->addResource('array', array(
         'Hello World!' => 'Bonjour',
     ), 'fr');
 
-    $translator->trans('Hello World!');
+    echo $translator->trans('Hello World!') . "\n";
 
 Resources
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