Classes should be removed only when adaptive is specified
[Process] Added ProcessUtils::escapeArgument() to fix the bug in escapeshellarg() function on Windows
[Console] Cleaned up the unit tests.
Add a getter for providers to the ChainUserProvider class
[HttpKernel] made the classmap lazy-loaded
[HttpFoundation] getClientIp is fixed.

The getClientIp now returns ip of the earliest server in a proxy chain when all the servers in the chain are trusted proxies. Before this patch the getClientIp used to return null at such condition.
Some appropriate tests are added.
[FrameworkBundle] Allow to debug container parameters
[Security] Removed unused var
fix overwriting of request's locale if attribute _locale is missing
Add parameters debug to the container:debug command
[DomCrawler] added support for HTML5 'form' attribute
make twig extension handle custom template escaping guesser
[FrameworkBundle] fixed the discovery of the PHPUnit configuration file when using aggregate options like in -vc app/ (closes #7562)
[Intl] Refactored Locale component into two new components Icu and Intl
[Form] Changed component to use the Intl component
[Validator] Changed component to use the Intl component
[Locale] Added default locale
[Intl] Changed Intl::getStubIcuVersion() to Intl::getIcuStubVersion()
Fixed PHPDoc
[Form] Fixed failing tests