[Console] Cleaned up the unit tests.
Add a getter for providers to the ChainUserProvider class
[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.
[Security] Removed unused var
fix overwriting of request's locale if attribute _locale is missing
[DomCrawler] added support for HTML5 'form' attribute
[WebProfilerBundle] removed next pointer class in a template
merged branch bamarni/patch-3 (PR #7544)

This PR was merged into the 2.1 branch.

Discussion
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[WebProfilerBundle] removed next pointer class in a template

It's not needed as there is nothing after the span here, eg. on a 404, see :
http://awesomescreenshot.com/0d5149an51

It displays "n/a ::".

Commits
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b0ba9fd [WebProfilerBundle] removed next pointer class in a template
[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
[Intl] Changed Intl::getIcuVersion() to return the stub version if the intl extension is not loaded
[Intl] Removed method IntlTestCase::skipIfInsufficientIcuVersion()
[Intl] Added autoload.php which was ignored by .gitignore
[Intl] Made the $locale parameter optional in the bundle interfaces