* 2.2:
[Config] #7644 add tests for passing number looking attributes as strings
[HttpFoundation][BrowserKit] fixed path when converting a cookie to a string
[BrowserKit] removed dead code
[HttpFoundation] fixed empty domain= in Cookie::__toString()
fixed detection of secure cookies received over https
[2.2] Pass ESI header to subrequests
[Translation] removed an uneeded class property
[Translation] removed unneeded getter/setter
[Translator] added additional conversion for encodings other than utf-8
fixed source messages to accept pluralized messages [Validator][translation][japanese] add messages for new validator
fix a DI circular reference recognition bug
[HttpFoundation] fixed the creation of sub-requests under some circumstances for IIS
Conflicts:
src/Symfony/Component/HttpFoundation/Tests/CookieTest.php
* 2.1:
[HttpFoundation][BrowserKit] fixed path when converting a cookie to a string
[BrowserKit] removed dead code
[HttpFoundation] fixed empty domain= in Cookie::__toString()
fixed detection of secure cookies received over https
[Translation] removed an uneeded class property
[Translation] removed unneeded getter/setter
[Translator] added additional conversion for encodings other than utf-8
fix a DI circular reference recognition bug
[HttpFoundation] fixed the creation of sub-requests under some circumstances for IIS