PHP Fatal error when getContainer method of ContainerAwareCommand has be...
Merge branch '2.3' into 2.4

* 2.3:
  PHP Fatal error when getContainer method of ContainerAwareCommand has be...
  [HttpFoundation] Fixed isSecure() check to be compliant with the docs
  Update MimeTypeExtensionGuesser.php
  fix test src/Symfony/Component/HttpFoundation/Tests/BinaryFileResponseTest.php
  Fixed the Travis build on PHP 5.3.3