fixed some composer.json to make standalone component tests pass
Merge branch '2.4' into 2.5

* 2.4:
  [Debug] fixed class lookup when using PSR-0 with a target dir
  fixed standalone tests
  fixed standalone tests
  [Validator] fixed component standalone tests
  fixed standalone component tests depending on Validator and Form
  fixed some composer.json to make standalone component tests pass
  [SecurityBundle] fixed tests when used in standalone

Conflicts:
	src/Symfony/Component/HttpKernel/Tests/Bundle/BundleTest.php
	src/Symfony/Component/Validator/composer.json