remove code for custom fields default group CRUD

The CRUD of default groups is handled now by the custom fields index page. The CRUD is not necessary.

Controller/CustomFieldsDefaultGroupController.php

@@ -1,44 +0,0 @@
-<?php
-
-namespace Chill\CustomFieldsBundle\Controller;
-
-use Symfony\Component\HttpFoundation\Request;
-use Symfony\Bundle\FrameworkBundle\Controller\Controller;
-
-use Chill\CustomFieldsBundle\Entity\CustomFieldsDefaultGroup;
-
-/**
- * CustomFieldsDefaultGroup controller.
- *
- */
-class CustomFieldsDefaultGroupController extends Controller
-{
-
-    /**
-     * Lists all CustomFieldsDefaultGroup entities.
-     *
-     */
-    public function listAction()
-    {
-        $em = $this->getDoctrine()->getManager();
-
-        $defaultGroups = $em->getRepository('ChillCustomFieldsBundle:CustomFieldsDefaultGroup')->findAll();
-
-        $form = $this->get('form.factory')
-            ->createNamedBuilder(null, 'form', null, array(
-                'method' => 'GET',
-                'action' => $this->generateUrl('customfieldsdefaultgroup_set'),
-                'csrf_protection' => false
-            ))
-            ->add('cFGroup', 'entity', array(
-                'class' => 'ChillCustomFieldsBundle:CustomFieldsGroup',
-                'property' => 'name[fr]'
-            ))
-            ->getForm();
-
-        return $this->render('ChillCustomFieldsBundle:CustomFieldsDefaultGroup:list.html.twig', array(
-            'defaultGroups' => $defaultGroups,
-            'form' => $form->createView()
-        ));
-    }
-}