[FrameworkBundle] cache:clear command fills *.php.meta files with wrong data
Merge branch '2.3' into 2.5

* 2.3:
  reformat code as suggested by @fabpot
  Fix typo
  Make `\Request::get` more performant.
  [FrameworkBundle] cache:clear command fills *.php.meta files with wrong data
  bumped Symfony version to 2.3.23
  fixed typo
  updated VERSION for 2.3.22
  update CONTRIBUTORS for 2.3.22
  updated CHANGELOG for 2.3.22

Conflicts:
	src/Symfony/Component/HttpKernel/Kernel.php