verify Fixed php-silex-orm's json test

php-silex-orm/web/index.php

@@ -40,7 +40,7 @@ $app->register(new DoctrineOrmServiceProvider, array(
 ));
 
 $app->get('/json', function() {
-    return new JsonResponse(array('message' => 'Hello World!'));
+    return new JsonResponse(array('message' => 'Hello, World!'));
 });
 
 $app->get('/db', function(Request $request) use ($app) {