merged branch pedrotgimenez/part11 (PR #21)

Commits
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60617d7 Fixed one typo.

Discussion
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Fixed one typo.

Author: fabpot

book/part11.rst

@@ -75,7 +75,7 @@ make your error management configurable::
         $msg = 'Something went wrong! ('.$exception->getMessage().')';
 
         return new Response($msg, $exception->getStatusCode());
-    });
+    };
     $dispatcher->addSubscriber(new HttpKernel\EventListener\ExceptionListener($errorHandler));
 
 ``ExceptionListener`` gives you a ``FlattenException`` instance instead of the