[Console] Fixed notice in DialogHelper
Merge branch '2.3' into 2.4

* 2.3:
  Added missing `break` statement
  don't disable constructor calls to mockups of classes that extend internal PHP classes
  Small comment update according to PSR-2
  [Console] Fixed notice in DialogHelper
  [HttpFoundation] Fixed Request::getPort returns incorrect value under IPv6
  [Filesystem] Fix test suite on OSX
  Add framework-bundle

Conflicts:
	src/Symfony/Component/Filesystem/Tests/FilesystemTest.php
	src/Symfony/Component/HttpFoundation/Tests/Session/Storage/Handler/MongoDbSessionHandlerTest.php