updated CHANGELOG for 2.1.11
update CONTRIBUTORS for 2.1.11
updated VERSION for 2.1.11
Merge branch '2.1' into 2.2

* 2.1:
  updated VERSION for 2.1.11
  update CONTRIBUTORS for 2.1.11
  updated CHANGELOG for 2.1.11

Conflicts:
	src/Symfony/Component/HttpKernel/Kernel.php
removed CHANGELOG for 2.1
updated CHANGELOG for 2.2.2
updated VERSION for 2.2.2
bumped Symfony version to 2.2.3-DEV
Merge branch '2.2' into 2.3

* 2.2:
  bumped Symfony version to 2.2.3-DEV
  updated VERSION for 2.2.2
  updated CHANGELOG for 2.2.2
  removed CHANGELOG for 2.1
  updated VERSION for 2.1.11
  update CONTRIBUTORS for 2.1.11
  updated CHANGELOG for 2.1.11

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