updated version to 2.5
Merge branch '2.4'

* 2.4:
  updated Composer suggested packages
  updated VERSION for 2.2.11
  update CONTRIBUTORS for 2.2.11
  updated CHANGELOG for 2.2.11
  Fixed typo in phpdoc
  Default form.csrf_protection.enabled to csrf_protection.enabled
  Handled the scenario when no entity manager is passed with closure query builder.
  Enabled csrf_protection by default if form.csrf_protection is enabled
  [HttpKernel] made a small optimization to Bundle initialization
  minor optimalization at bundle initialization
  [EventDispatcher] tweaked README
  removed observer pattern, in favour of mediator
  [DoctrineBridge] normalized class names in the ORM type guesser
  Fix `extract` method to avoid recalculating count() for each iteration.
  [Debug] ensured that a fatal PHP error is actually fatal after being handled by our error handler
  use the correct class name to retrieve mapped class' metadata and repository
  [WebProfilerBundle] Fixed js escaping in time.html.twig
Merge branch '2.4'

* 2.4: (44 commits)
  [FrameworkBundle] Add missing license headers
  Fix parent serialization of user object
  [DependencyInjection] fixed typo
  added condition to avoid skipping tests on JSON_PRETTY support
  add memcache, memcached, and mongodb extensions to run skipped tests
  [DependencyInjection] Fixed support for backslashes in service ids.
  fix #9356 [Security] Logger should manipulate the user reloaded from provider
  [FrameworkBundle] Added extra details in XMLDescriptor to improve container description
  fixed CS
  Crawler default namespace fix
  [BrowserKit] fixes #8311 CookieJar is totally ignorant of RFC 6265 edge cases
  [HttpFoundation] fixed constants that do exist in 2.3 (only in 2.4)
  fix 5528 let ArrayNode::normalizeValue respect order of value array provided
  fix #7243 allow 0 as arraynode name
  Fixed issue in BaseDateTimeTransformer when invalid timezone cause Transformation filed exception (closes #9403).
  BinaryFileResponse should also return 416 or 200 on some range-requets
  fix deprecated usage and clarify constructor defaults for number formatter
  Bumping dependency to ProxyManager to allow testing against the new 0.5.x branch changes
  Do normalization on tag options
  bumped Symfony version to 2.3.9
  ...
Merge branch '2.4'

* 2.4:
  fixed typos
  Fixed deprecated method calls
  Add testing against HHVM at Travis-CI
  Fixed typo
  Fixed typo
  Fixed typo
  fixed acronyms
  [Validator] Fixed IBAN validator with 0750447346 value

Conflicts:
	src/Symfony/Component/HttpKernel/Debug/TraceableEventDispatcher.php
Merge branch '2.4'

* 2.4:
  [Security] simplified some unit tests
  [Security] made code easier to understand, added some missing unit tests
  [DependencyInjection] fixed InlineServiceDefinitionsPass to not inline a service if it's part of the current definition (to avoid an infinite loop)
  [DomCrawler] Fixed creating form objects from form nodes.
  disabled php.ini changes when using HHVM in .travis.yml
  [Process] fixed HHVM support
  Add support for HHVM in the getting of the PHP executable
  [Security] fixed error 500 instead of 403 if previous exception is provided to AccessDeniedException
Merge branch '2.4'

* 2.4:
  fix some cs
  use restore_error_handler instead of set_error_handler($previous)
  fix #9321 Crawler::addHtmlContent add gbk encoding support
  [Console] fixed column width when using the Table helper with some decoration in cells
  [Security] Fixed problem with losing ROLE_PREVIOUS_ADMIN role.
  Fix for cache-key conflict when having a \Traversable as choices
  [Security] removed obsolete comment
Removed all codeCoverageIgnore annotations from the code

These annotations are artificially bumping the code coverage. Unreached
code should be reported in the coverage report, even if we cannot reach
100% coverage for some safeguards.
Thus, some places using them were actually testable (and tested) code.
Merge branch '2.4'

* 2.4:
  udpated LICENSE year
  update year on licenses
  rundown and typo fix
  [Process] Fix #9861 : Revert TTY mode
  [Form] Update minimal requirement in composer.json
  Fix Empty translations with Qt files
  [Console] Fixed command name guessing if an alternative is an alias.
  Update UPGRADE-2.3.md to account for #9388
  [WebProfilerBundle] Fixed profiler toolbar icons for XHTML.
  [BrowserKit] Throw exception on invalid cookie expiration timestamp
  [Propel1Bridge][ModelChoiceList] add exception message for invalid classes
Merge branch '2.4'

* 2.4:
  fixed CS
  allow the TextAreaFormField to be used with valid/invalid HTML
  Create security.id.xlf
  [DependencyInjection] Remove unneeded file
  [Twig] removed obsolete conditions on Twig versions
  added lines to exceptions for the trans and transchoice tags
  [FrameworkBundle] Merged multiple line input into one line to fix the tests.
  [Form] Make FormInterface::add docblock more explicit
  [Security] Add zh_CN translations
  Routing condition bugfix
  [Validator][Translation]update zh_CN translations
  [Validator] Minor fix in XmlLoader
Merge branch '2.4'

* 2.4:
  fixed various inconsistencies
  reduced recursion when building DumperPrefixCollection
  renamed variables - making next change more readable
  removing dead code.
  [ExpressionLanguage] added some tests for the built-in constant() function
  [ExpressionLanguage] added some documentation about functions
  [DomCrawler] Fixed filterXPath() chaining
  [DomCrawler] Fixed incorrect handling of image inputs
Merge branch '2.4'

* 2.4:
  Revert "Fix "Array was modified outside object" in ResizeFormListener."
  Added failing test
  bumped Symfony version to 2.4.3
  updated VERSION for 2.4.2
  updated CHANGELOG for 2.4.2
  bumped Symfony version to 2.3.11
  updated VERSION for 2.3.10
  update CONTRIBUTORS for 2.3.10
  updated CHANGELOG for 2.3.10
  [Console] removed problematic regex
  fixed various inconsistencies
  [DomCrawler] Added support for <area> tags to be treated as links
  Fix "Array was modified outside object" in ResizeFormListener.

Conflicts:
	src/Symfony/Component/HttpKernel/Kernel.php
Merge branch '2.4'

* 2.4:
  Revert "bug #10207 [DomCrawler] Fixed filterXPath() chaining (robbertkl)"
  Bypass sigchild detection if phpinfo is not available
Merge branch '2.4'

* 2.4:
  [Form][2.3] Fixes empty file-inputs getting treated as extra field.
  changed some PHPUnit assertions to more specific ones
  fixed Kernel::stripComments() normalizing new-lines
  added a BC comment
  Update FileLoader to fix issue #10339
  bumped Symfony version to 2.3.12
  updated VERSION for 2.3.11
  update CONTRIBUTORS for 2.3.11
  updated CHANGELOG for 2.3.11
  Throw exception when unable to normalize embedded object
  Fixed evaluation of short circuit operators
  Follow-up to #10312: Fixed minor performance related issues in Yaml\Inline.
  [2.4][HttpKernel] Fix issue #10209 When the profiler has `only_exception` option activated and a subrequest throw an exception, the parent profile cannot be found.
Merge branch '2.4'

* 2.4: (52 commits)
  Fix #8205 : Deprecate file mode update when calling dumpFile
  Fix #10437: Catch exceptions when reloading a no-cache request
  Fix libxml_use_internal_errors and libxml_disable_entity_loader usage
  removed ini check to make uploadedfile work on gae
  Update OptionsResolver.php
  fixed comment in forms.xml file
  Clean KernelInterface docblocks
  Cast the group name as a string
  Fixed doc of InitAclCommand
  [Form] Fix "Array was modified outside object" in ResizeFormListener.
  Fix IBAN validator
  [Process] Remove unreachable code + avoid skipping tests in sigchild environment
  Fixed bug that incorrectly causes the "required" attribute to be omitted from select even though it contains the "multiple" attribute
  Added travis_retry to .travis.yml
  [Process] fix some typos and refactor some code
  [Process] Fix unit tests in sigchild disabled environment
  [Process] Trow exceptions in case a Process method is supposed to be called after termination
  fixed typo
  [Process] fixed fatal errors in getOutput and getErrorOutput when process was not started
  [Process] Fix escaping on Windows
  ...

Conflicts:
	src/Symfony/Bundle/FrameworkBundle/Command/ServerRunCommand.php
	src/Symfony/Component/Form/Extension/Core/EventListener/ResizeFormListener.php
	src/Symfony/Component/Process/Process.php
	src/Symfony/Component/Process/ProcessPipes.php
	src/Symfony/Component/Process/Tests/AbstractProcessTest.php
Merge branch '2.4'

* 2.4:
  [DomCrawler] fixed wrong merge
  [Filesystem] fixed a test broken after merging the 2.3 branch