Minor phpcs fixes
[2.3] CS And DocBlock Fixes
Merge branch '2.3' into 2.5

* 2.3:
  [2.3] CS And DocBlock Fixes
  [2.3] CS Fixes

Conflicts:
	src/Symfony/Bridge/Doctrine/Security/RememberMe/DoctrineTokenProvider.php
	src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
	src/Symfony/Bundle/FrameworkBundle/Command/RouterDebugCommand.php
	src/Symfony/Bundle/FrameworkBundle/EventListener/TestSessionListener.php
	src/Symfony/Component/Config/Definition/ReferenceDumper.php
	src/Symfony/Component/Console/Application.php
	src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
	src/Symfony/Component/Filesystem/Tests/FilesystemTest.php
	src/Symfony/Component/Form/Extension/Csrf/EventListener/CsrfValidationListener.php
	src/Symfony/Component/Form/FormError.php
	src/Symfony/Component/HttpFoundation/Request.php
	src/Symfony/Component/HttpFoundation/Response.php
	src/Symfony/Component/HttpKernel/Debug/TraceableEventDispatcher.php
	src/Symfony/Component/Process/ProcessUtils.php
	src/Symfony/Component/PropertyAccess/PropertyAccessor.php
	src/Symfony/Component/PropertyAccess/PropertyAccessorInterface.php
	src/Symfony/Component/Serializer/Encoder/XmlEncoder.php
	src/Symfony/Component/Validator/Constraints/CardSchemeValidator.php
	src/Symfony/Component/Validator/Constraints/GroupSequence.php
	src/Symfony/Component/Validator/Mapping/ClassMetadata.php
	src/Symfony/Component/Validator/Mapping/ClassMetadataFactory.php
	src/Symfony/Component/Validator/Mapping/MemberMetadata.php
	src/Symfony/Component/Validator/Tests/Fixtures/StubGlobalExecutionContext.php