fixed CS
[HttpRequest] fixes Request::getLanguages() bug
Merge branch '2.1' into 2.2

* 2.1:
  Add a public modifier to an interface method
  [HttpRequest] fixes Request::getLanguages() bug
  [HttpCache] added a test (cached content should be kept after purging)
  [DoctrineBridge] Fixed non-utf-8 recognition
  [Security] fixed HttpUtils class tests
Revert "merged branch jfsimon/issue-6928 (PR #7378)"

This reverts commit 70ec4f6c61a12000498790e70ca70a393ee03420, reversing
changes made to 3a03f3e346b12f330b6c1582d2f6d3bc7108d933.
Merge branch '2.2'

* 2.2: (70 commits)
  change wrapped exception message to be more usefull
  updated VERSION for 2.0.23
  update CONTRIBUTORS for 2.0.23
  updated CHANGELOG for 2.0.23
  [Form] fixed failing test
  [DomCrawler] added support for query string with slash
  Fixed invalid file path for hiddeninput.exe on Windows.
  fix xsd definition for strict-requirements
  [WebProfilerBundle] Fixed the toolbar styles to apply them in IE8
  [ClassLoader] fixed heredocs handling
  fixed handling of heredocs
  Add a public modifier to an interface method
  removing xdebug extension
  [HttpRequest] fixes Request::getLanguages() bug
  [HttpCache] added a test (cached content should be kept after purging)
  [DoctrineBridge] Fixed non-utf-8 recognition
  [Security] fixed HttpUtils class tests
  replaced new occurences of 'Request::create()' with '::create()'
  changed sub-requests creation to '::create()'
  fixed merge issue
  ...

Conflicts:
	src/Symfony/Bundle/FrameworkBundle/Command/TranslationUpdateCommand.php
	src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.html.twig
	src/Symfony/Component/DomCrawler/Link.php
	src/Symfony/Component/Translation/Translator.php
[HttpFoudantion] fixed Request::getPreferredLanguage()
Merge branch '2.1' into 2.2

* 2.1:
  #7106 - fix for ZTS builds
  Added '@@' escaping strategy for YamlFileLoader and YamlDumper
  [Yaml] fixed bugs with folded scalar parsing
  [Form] made DefaultCsrfProvider using session_status() when available
  Added unit tests to Dumper
  Update .travis.yml (closes #7355)
  [HttpFoudantion] fixed Request::getPreferredLanguage()
  Revert "merged branch jfsimon/issue-6928 (PR #7378)"
  Routing issue with installation in a sub-directory ref: https://github.com/symfony/symfony/issues/7129

Conflicts:
	.travis.yml
	src/Symfony/Bundle/FrameworkBundle/Routing/Router.php
	src/Symfony/Component/Routing/RouteCollection.php
Merge branch '2.2'

* 2.2:
  #7106 - fix for ZTS builds
  Added '@@' escaping strategy for YamlFileLoader and YamlDumper
  [Yaml] fixed bugs with folded scalar parsing
  [Form] made DefaultCsrfProvider using session_status() when available
  Added unit tests to Dumper
  Update .travis.yml (closes #7355)
  [HttpFoudantion] fixed Request::getPreferredLanguage()
  Revert "merged branch jfsimon/issue-6928 (PR #7378)"
  Routing issue with installation in a sub-directory ref: https://github.com/symfony/symfony/issues/7129