removed extraneous whitespaces
Fixed NativeSessionStorage:regenerate when does not exists
merged branch lyrixx/fix-8460 (PR #8479)

This PR was submitted for the master branch but it was merged into the 2.2 branch instead (closes #8479).

Discussion
----------

 	[HttpFoundation] Fixed NativeSessionStorage:regenerate when does not exists

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #8460
| License       | MIT
| Doc PR        | -

**warning** I did not try to reproduce this bug, so I am not sure it fixes the issue. I just open a PR with the suggested patch. Tests for http foundation are OK. I am not sur it's the best way to fix this issue as I do not understand why symfony reach this code if $_SESSION is not set.

Commits
-------

f5d59fb [HttpFoundation] Fixed NativeSessionStorage:regenerate when  does not exists
updated CHANGELOG for 2.2.4
update CONTRIBUTORS for 2.2.4
updated VERSION for 2.2.4
bumped Symfony version to 2.2.5
fixed typo
[DependencyInjection] Add exception for service name not dumpable in PHP
Merge branch '2.2' into 2.3

* 2.2:
  fixed typo
  bumped Symfony version to 2.2.5
  updated VERSION for 2.2.4
  update CONTRIBUTORS for 2.2.4
  updated CHANGELOG for 2.2.4
  Fixed NativeSessionStorage:regenerate when does not exists
  removed extraneous whitespaces

Conflicts:
	src/Symfony/Component/HttpKernel/Kernel.php
updated CHANGELOG for 2.3.2
updated VERSION for 2.3.2
fix issue #8499 modelChoiceList call getPrimaryKey on a non object
merged branch jaugustin/fix-propel-modelChoiceList (PR #8505)

This PR was merged into the 2.2 branch.

Discussion
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[bridge] [propel1] [ModelChoiceList] fix issue #8499 call getPrimaryKey on a non object

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #8499
| License       | MIT
| Doc PR        | no

This fix an issue #8499 introduced by the PR #8223

CC @willdurand @havvg

Commits
-------

2ebb783 fix issue #8499 modelChoiceList call getPrimaryKey on a non object
bumped Symfony version to 2.3.3-DEV
[DependencyInjection] Add exception for service name not dumpable in PHP
added greek translation
merged branch lancergr/greek_trans (PR #8522)

This PR was submitted for the master branch but it was merged into the 2.3 branch instead (closes #8522).

Discussion
----------

[Security] added greek translation

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

3a6050b [Security] added greek translation
[Security] fixed issue where authentication listeners clear unrelated tokens

This commit fixes an issue where authentication listeners clear all security tokens in case of authentication failure.
This behavior makes it impossible to combine certain authentication mechanisms, notably x509 with form-based login.
[PropertyAccess] added moves to pluralMap