Merge pull request #4 from invit/master

Allow complex data structures, not just strings

Resources/views/tagmanager.html.twig

@@ -1,7 +1,7 @@
 <!-- Google Tag Manager START -->
 {% if data is not null %}
 <script>
-	dataLayer = [{ {% for key, value in data %}'{{ key }}': '{{ value }}'{% if loop.last %}{% else %}, {% endif %}{% endfor %} }];
+	dataLayer = [{ {% for key, value in data %}'{{ key }}': {{ value|json_encode|raw }}{% if loop.last %}{% else %}, {% endif %}{% endfor %} }];
 </script>
 {% endif %}