Make sure we do not bind to specific twig version before the TwigVisi… (#99)

* Make sure we do not bind to specific twig version before the TwigVisitorFactory has been executed

* cs

Author: Nyholm

Resources/config/extractors.yml

@@ -53,7 +53,7 @@ services:
 
   # Twig Visitors:
   php_translation.extractor.twig.visitor.twig:
-    class: Translation\Extractor\Visitor\Twig\Twig2Visitor
+    class: Translation\Bundle\Twig\DummyTwigVisitor
     factory: [Translation\Extractor\Visitor\Twig\TwigVisitor, create]
     tags:
       - { name: 'php_translation.visitor', type: 'twig' }

Twig/DummyTwigVisitor.php

@@ -0,0 +1,22 @@
+<?php
+
+/*
+ * This file is part of the PHP Translation package.
+ *
+ * (c) PHP Translation team <tobias.nyholm@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Translation\Bundle\Twig;
+
+/**
+ * This dummy extractor is used to be compatible with both Twig1 and Twig2. It is only used in dependency injection
+ * container.
+ *
+ * @author Tobias Nyholm <tobias.nyholm@gmail.com>
+ */
+class DummyTwigVisitor
+{
+}