* 2.0:
[DependencyInjection] fixed the creation of synthetic services in ContainerBuilder
[Security] PHPDoc in SecurityEvents
[FrameworkBundle] fixed Client::doRequest that must call its parent method (closes#6737)
[Yaml] fixed ignored text when parsing an inlined mapping or sequence (closes#6786)
[Yaml] fixed#6773
[Yaml] fixed#6770
bumped Symfony version to 2.0.23-DEV
Conflicts:
src/Symfony/Component/DependencyInjection/ContainerBuilder.php
src/Symfony/Component/HttpKernel/Kernel.php
src/Symfony/Component/Yaml/Inline.php
src/Symfony/Component/Yaml/Tests/InlineTest.php