* 2.7:
  [Intl] Make intl-data tests pass and save language aliases again
  Remove useless docblocks

* 2.7:
  [DI] minor docblock fixes

* 2.7: (22 commits)
  Tests and fix for issue in array model data in EntityType field with multiple=true
  [Form] Fixed PercentToLocalizedStringTransformer to accept both comma and dot as decimal separator, if possible
  removed useless PHPDoc
  [Form] Fix FormInterface::submit() annotation
  PdoSessionHandler: fix advisory lock for pgsql when session.sid_bits_per_character > 4
  HttpCache does not consider ESI resources in HEAD requests
  Fix translation for "This field was not expected"
  [Routing] Enhance Route(Collection) docblocks
  Added improvement for accuracy in MoneyToLocalizedStringTransformer.
  Removed unused private property
  Use correct verb form in the pull request template
  Use PHP_MAXPATHLEN in Filesystem.
  Added null as explicit return type (?TokenInterface)
  [FrameworkBundle] Fix Routing\DelegatingLoader
  Render all line breaks according to the exception message
  [Form] Fix phpdoc
  [DI] remove confusing code
  [Form] Fixed GroupSequence with "constraints" option
  [Validator] Clarify UUID validator behavior
  [Filesystem] Fixed makePathRelative
  ...

This PR was squashed before being merged into the 2.7 branch (closes #24342).

Discussion
----------

removed useless PHPDoc

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | no
| New feature?  | no <!-- don't forget updating src/**/CHANGELOG.md files -->
| BC breaks?    | no
| Deprecations? | no <!-- don't forget updating UPGRADE-*.md files -->
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        | n/a

Commits
-------

5ee9043d8b removed useless PHPDoc

* 2.7:
  [CS][2.7] yoda_style, no_unneeded_curly_braces, no_unneeded_final_method, semicolon_after_instruction

[CS][2.7] yoda_style, no_unneeded_curly_braces, no_unneeded_final_method, semicolon_after_instruction

* 2.7:
  Fix indent of methods

* 2.7:
  Using FQ name for PHP_VERSION_ID
  [Form] Fix \IntlDateFormatter timezone parameter usage to bypass PHP bug #66323
  Harden the debugging of Twig filters and functions
  bumped Symfony version to 2.7.29
  updated VERSION for 2.7.28
  update CONTRIBUTORS for 2.7.28
  updated CHANGELOG for 2.7.28

* 2.7:
  fail when detecting risky tests

* 2.7:
  Update to PHPUnit namespaces
  remove translation data collector when not usable

* 2.7:
  fixed typo
  Revert "fixed typo"
  fixed typo
  fixed CS
  Avoid setting request attributes from signature arguments in AnnotationClassLoader
  [DependencyInjection] Add some missing typehints in YamlFileLoader
  [DependencyInjection] minor: Fix a DocBlock
  [HttpKernel] Give higher priority to adding request formats
  [FrameworkBundle] Fix third level headers for MarkdownDescriptor
  [TwigBundle] do not lose already set method calls
  #20411 fix Yaml parsing for very long quoted strings
  CS: apply is_null
  DX: remove invalid inheritdoc
  bumped Symfony version to 2.7.24
  updated VERSION for 2.7.23
  update CONTRIBUTORS for 2.7.23
  updated CHANGELOG for 2.7.23
  [FrameworkBundle] Skip test if xdebug.file_link_format is defined.

* 2.7:
  [DI] Dont share service when no id provided
  Fix Container and PhpDumper test inaccuracies
  [DI] Fix missing new line after private alias
  [ClassLoader] Throw an exception if the cache is not writeable
  Fixing regression in TwigEngine exception handling.

* 2.7:
  updated LICENSE year
  Fixed `@return self` with `$this`

* 2.7:
  [ClassLoader] Use only forward slashes in generated class map
  ensure the proper context for nested validations
  bug #20653 [WebProfilerBundle] Profiler includes ghost panels

* 2.7:
  [ClassLoader] Fix ClassCollectionLoader inlining with __halt_compiler

* 2.7:
  Compatibility with Twig 1.27
  Enhance GAE compat by removing some realpath()
  bumped Symfony version to 2.7.21
  updated VERSION for 2.7.20
  update CONTRIBUTORS for 2.7.20
  updated CHANGELOG for 2.7.20
  [SecurityBundle] Fix twig-bridge lowest dep

* 2.7:
  [FrameworkBundle] Fix Incorrect line break in exception message (500 debug page)
  Minor cleanups and improvements
  [form] lazy trans `post_max_size_message`.
  [DI] Fix setting synthetic services on ContainerBuilder
  [ClassLoader] Fix ClassCollectionLoader inlining with declare(strict_types=1)

* 2.7:
  [ClassLoader] Fix tests
  [Debug][HttpKernel][VarDumper] Prepare for committed 7.2 changes
  [DependencyInjection] PhpDumper::isFrozen inconsistency
  [DI] Cleanup array_key_exists
  include dynamic services in list of alternatives
  [Debug] Swap dumper services at bootstrap

* 2.7:
  [HttpKernel] fixed internal subrequests having an if-modified-since-header
  [Validator] Added additional MasterCard range to the CardSchemeValidator
  Make the exception message more clear.
  [Form] fixed bug - name in ButtonBuilder
  [ClassLoader] Fix declared classes being computed when not needed

* 2.7:
  removed dots at the end of @param and @return
  fixed typo