Merge branch '2.7' into 2.8

* 2.7:
  Increase the inlining YAML level for config:debug
  [Serializer] Minor: fix CS and PHPDoc
  [Form] fix tests
  [Serializer] Ensure that groups are strings
  [Debug] Tell that the extension is for PHP 5 only
  Static code analysis
  Update AnnotationDirectoryLoader.php
  added a test
  Escape the delimiter in Glob::toRegex
  [FrameworkBundle] Fix template location for PHP templates
  [FrameworkBundle] Add path verification to the template parsing test cases

Author: fabpot

Tests/RememberMe/TokenBasedRememberMeServicesTest.php

@@ -172,9 +172,8 @@ public function testLoginFail()
     {
         $service = $this->getService(null, array('name' => 'foo', 'path' => '/foo', 'domain' => 'foodomain.foo'));
         $request = new Request();
-        $response = new Response();
 
-        $service->loginFail($request, $response);
+        $service->loginFail($request);
 
         $cookie = $request->attributes->get(RememberMeServicesInterface::COOKIE_ATTR_NAME);
         $this->assertTrue($cookie->isCleared());