Symfony 2.0 compat
Merge pull request #428 from kriswallsmith/0.2

fixed Symfony 2.0 compat
Fixed use statement in EntityUserProvider (via @noyg)
Prepare 0.2.10 release
Merge branch '0.2' into 0.3

Conflicts:
	CHANGELOG.md
	Security/Core/User/EntityUserProvider.php
Revert "Symfony 2.0 compat", we don't need this in >= 0.3

This reverts commit f334874ebf2f028aa81831ed3a8e2ccf07105a09.
Several Vkontakte Bugs:

1)Mapping doesnot work due to API violation
2)Forget to read photo field from profile
Merge pull request #447 from AlexandrL/0.3

Several Vkontakte Bugs:
Security issue: login as user with socialId === null when something goes wrong

* https://github.com/hwi/HWIOAuthBundle/issues/438
Yahoo sign request fix

* everything is fine now according to: http://oauth.googlecode.com/svn/code/javascript/example/signature.html
Merge pull request #456 from nenadalm/fixes

Fixes
Prevent SessionUnavailableException when returns back from service.
[TwitterResourceOwner] Fix link to API

Details at: https://dev.twitter.com/discussions/24239
Fix: #467, #466, #465
Merge pull request #462 from Koc/fix-session

Prevent SessionUnavailableException when returns back from service.
EntityUserProvider should implement UserProviderInterface

I tried extending `EntityUserProvider` and ran into issues because it doesn't implement `UserProviderInterface`. This fixes that.
Expose entity manager to subclasses of EntityUserProvider

This is useful for creating and persisting a user that doesn't exist
Merge pull request #483 from lmcd/0.3

Expose $em and implement UserProviderInterface in EntityUserProvider
[Bugfix] Make error description detection compliant with OAuth2
The arameter 'error_description' should be also used to detect
error message, as in the OAuth2 documentation (http://tools.ietf.org/html/rfc6749#section-4.1.2.1).

Original code by: Olivier Maridat
Added italian translations
Adding createdAt property to serialization

The createdAt property was not serialized so the isExpired() method was not working as intended.