Added quick link to parts list to the admin pages.

Fixes issue #55.

templates/AdminPages/FootprintAdmin.html.twig

@@ -7,4 +7,12 @@
 {% block master_picture_block %}
     {{ form_row(form.master_picture_attachment) }}
     {{ form_row(form.footprint_3d) }}
+{% endblock %}
+
+{% block edit_title %}
+    {% trans %}footprint.edit{% endtrans %}: <a href="{{ path('part_list_footprint', {'id': entity.id}) }}">{{ entity.name }}</a>
+{% endblock %}
+
+{% block new_title %}
+    {% trans %}footprint.new{% endtrans %}
 {% endblock %}