Autoloader should not throw exception because PHP will continue to call other registered autoloaders.

Change 'require' to non-fatal '@include' in the event no file is generated.  Let PHP handle the undefined class, natively.
[Security] added some missing phpdoc for AbstractToken::setUser() and UsernamePasswordToken::__construct() methods.
[Security] fixed phpdoc.
merged branch hhamon/username_password_token_doc (PR #4172)

Commits
-------

9ac8d43 [Security] fixed phpdoc.
a3ecea3 [Security] added some missing phpdoc for AbstractToken::setUser() and UsernamePasswordToken::__construct() methods.

Discussion
----------

Fixes PHPDoc in UsernamePasswordToken and AbstractToken classes

Bug fix: no
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: yes
Fixes the following tickets: -
Todo: -
use require instead of include
[BrowserKit] Check class existence only when required.
merged branch GromNaN/patch-2 (PR #4189)

Commits
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970d0b4 [BrowserKit] Check class existence only when required.

Discussion
----------

[BrowserKit] Check class existence only when required.

See PR #4177

Bug fix: yes
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: yes

Remove incorrect exception when doing $client->insulate(false)
[DependencyInjection] fixed private services removal when used as configurators (closes #3758)
[Console] Fixed typo
merged branch willdurand/fix-typo (PR #4240)

Commits
-------

6f343b4 [Console] Fixed typo

Discussion
----------

Fix typo

---------------------------------------------------------------------------

by travisbot at 2012-05-09T16:45:36Z

This pull request [passes](http://travis-ci.org/symfony/symfony/builds/1286723) (merged 6f343b43 into 906f6f66).
Fixed minor typo in slovak translation (validator.sk.xliff).
add composer to gitignore in 2.0
merged branch ondrowan/2.0 (PR #4247)

Commits
-------

f2caf07 Fixed minor typo in slovak translation (validator.sk.xliff).

Discussion
----------

Fixed minor typo in slovak translation (validator.sk.xliff).

---------------------------------------------------------------------------

by travisbot at 2012-05-10T13:14:39Z

This pull request [passes](http://travis-ci.org/symfony/symfony/builds/1294645) (merged f2caf07f into 68eca0f9).
merged branch Tobion/patch-6 (PR #4248)

Commits
-------

9af91a3 add composer to gitignore in 2.0

Discussion
----------

add composer to gitignore in 2.0

it was missing in 2.0 (so switching from master to 2.0 made these files appear as new)

---------------------------------------------------------------------------

by travisbot at 2012-05-10T13:20:31Z

This pull request [passes](http://travis-ci.org/symfony/symfony/builds/1294729) (merged 9af91a36 into 68eca0f9).
[HttpKernel] added some constant for better forward compatibility
[CssSelector] removed an unneeded condition (taken care of afterward in the code) (closes #4269)
[CssSelector] ignored an optional whitespace after a combinator
[CssSelector] updated upstream code repository
[Routing] fixed spelling errors in phpdoc
merged branch sstok/spelling-fix (PR #4275)

Commits
-------

bbf7183 [Routing] fixed spelling errors in phpdoc

Discussion
----------

[Routing] fixed spelling errors in phpdoc

Bug fix: yes
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: yes

---------------------------------------------------------------------------

by travisbot at 2012-05-14T11:17:26Z

This pull request [passes](http://travis-ci.org/symfony/symfony/builds/1326017) (merged bbf7183c into 8d7f7f5b).