* 2.2:
No Entity Manager defined exception
fixed CS
[Acl] Fix for issue #9433
[Validator] fix docblock typos
[DependencyInjection] removed the unused Reference and Parameter classes use statements from the compiled container class
Fix mistake in translation's service definition.
if handler_id is identical to null fix
CS fix
Fixed ModelChoiceList tests in Propel1 bridge.
[AclProvider] Fix incorrect behaviour when partial results returned from cache
Check if the pipe array is empty before calling stream_select()
re-factor Propel1 ModelChoiceList
[Locale] fixed the failing test described in #9455
[Process] fix phpdoc and timeout of 0
bug #9445 [BrowserKit] fixed protocol-relative url redirection
Conflicts:
src/Symfony/Component/BrowserKit/Tests/ClientTest.php
src/Symfony/Component/Locale/Tests/Stub/StubIntlDateFormatterTest.php