made parsing controllers more robust
Merge branch '2.3' into 2.4

* 2.3:
  added missing unit test
  fixed too greedy replacements
  fixed protocol-relative URLs
  added override power to server parameters provided on request method
  made parsing controllers more robust
  Fixed YamlFileLoader imports path

Conflicts:
	src/Symfony/Component/HttpKernel/Tests/Controller/ControllerResolverTest.php
Merge branch '2.4'

* 2.4:
  added missing unit test
  fixed too greedy replacements
  fixed protocol-relative URLs
  added override power to server parameters provided on request method
  made parsing controllers more robust
  Fixed YamlFileLoader imports path