* 2.8:
  Update to PHPUnit namespaces
  Minor typo fix messsagesData -> messagesData
  remove translation data collector when not usable

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

* 3.1: (31 commits)
  fixed CS
  fixed CS
  fixed CS fixer config
  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
  [PropertyInfo] Don't try to access a property thru a static method
  [PropertyInfo] Exclude static methods form properties guessing
  [FrameworkBundle] Fix third level headers for MarkdownDescriptor
  [Ldap] Using Ldap stored username instead of form submitted one
  [Ldap] load users with the good username case
  [DoctrineBridge] Fixed invalid unique value as composite key
  [Doctrine Bridge] fix UniqueEntityValidator for composite object primary keys
  [TwigBundle] do not lose already set method calls
  #20411 fix Yaml parsing for very long quoted strings
  ...

* 2.8: (26 commits)
  fixed CS
  fixed CS
  fixed CS fixer config
  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
  [PropertyInfo] Don't try to access a property thru a static method
  [PropertyInfo] Exclude static methods form properties guessing
  [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 2.8.17
  updated VERSION for 2.8.16
  ...

* 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.

* 3.1:
  Fix merge
  [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.

* 2.8:
  Fix merge
  [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:
  [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.

* 3.1:
  updated LICENSE year
  updated LICENSE year
  Fixed `@return self` with `$this`

* 2.8:
  updated LICENSE year
  updated LICENSE year
  Fixed `@return self` with `$this`

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

* 2.8:
  [ClassLoader] Use only forward slashes in generated class map
  ensure the proper context for nested validations
  bug #20653 [WebProfilerBundle] Profiler includes ghost panels

* 2.8:
  [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] Use only forward slashes in generated class map
  ensure the proper context for nested validations
  bug #20653 [WebProfilerBundle] Profiler includes ghost panels

* 3.1:
  [ClassLoader] Fix ClassCollectionLoader inlining with __halt_compiler
  [Form] Fix tests to use FQCN

* 2.8:
  [ClassLoader] Fix ClassCollectionLoader inlining with __halt_compiler
  [Form] Fix tests to use FQCN

* 2.7:
  [ClassLoader] Fix ClassCollectionLoader inlining with __halt_compiler

* 3.1:
  [PhpUnitBridge] Fix undefined variable
  Compatibility with Twig 1.27
  Remove extra line in doc-block comment
  [VarDumper] Fix dumping Twig source in stack traces
  Enhance GAE compat by removing some realpath()
  [DependencyInjection] Remove old code in XML loader
  bumped Symfony version to 3.1.7
  updated VERSION for 3.1.6
  updated CHANGELOG for 3.1.6
  bumped Symfony version to 2.8.14
  updated VERSION for 2.8.13
  updated CHANGELOG for 2.8.13
  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

* 2.8:
  Compatibility with Twig 1.27
  [VarDumper] Fix dumping Twig source in stack traces
  Enhance GAE compat by removing some realpath()
  bumped Symfony version to 2.8.14
  updated VERSION for 2.8.13
  updated CHANGELOG for 2.8.13
  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:
  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

* 3.1:
  [travis/appveyor] Wire simple-phpunit
  [Console] fixed PHP7 Errors are now handled and converted to Exceptions
  Fix #19721
  Fix translation:update command count
  bumped Symfony version to 2.8.12
  updated VERSION for 2.8.11
  updated CHANGELOG for 2.8.11
  bumped Symfony version to 2.7.19
  updated VERSION for 2.7.18
  update CONTRIBUTORS for 2.7.18
  updated CHANGELOG for 2.7.18
  [Security] Optimize RoleHierarchy's buildRoleMap method
  [FrameworkBundle] Fix Incorrect line break in exception message (500 debug page)
  [Security] Added note inside phpdoc.
  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)

* 2.8:
  [FrameworkBundle] Fix Incorrect line break in exception message (500 debug page)
  [Security] Added note inside phpdoc.
  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:
  [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)

* 3.1:
  [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

* 2.8:
  [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:
  [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

* 3.1:
  [HttpKernel] fixed internal subrequests having an if-modified-since-header
  [Security] Fix deprecated usage of DigestAuthenticationEntryPoint::getKey() in DigestAuthenticationListener
  [Validator] Added additional MasterCard range to the CardSchemeValidator
  Make the exception message more clear.
  [Form] fixed bug - name in ButtonBuilder
  [DoctrineBridge] added missing error code for constraint.
  [ClassLoader] Fix declared classes being computed when not needed
  [varDumper] Fix missing usage of ExceptionCaster::$traceArgs

* 3.0:
  [HttpKernel] fixed internal subrequests having an if-modified-since-header
  [Security] Fix deprecated usage of DigestAuthenticationEntryPoint::getKey() in DigestAuthenticationListener
  [Validator] Added additional MasterCard range to the CardSchemeValidator
  Make the exception message more clear.
  [Form] fixed bug - name in ButtonBuilder
  [DoctrineBridge] added missing error code for constraint.
  [ClassLoader] Fix declared classes being computed when not needed
  [varDumper] Fix missing usage of ExceptionCaster::$traceArgs

* 2.8:
  [HttpKernel] fixed internal subrequests having an if-modified-since-header
  [Security] Fix deprecated usage of DigestAuthenticationEntryPoint::getKey() in DigestAuthenticationListener
  [Validator] Added additional MasterCard range to the CardSchemeValidator
  Make the exception message more clear.
  [Form] fixed bug - name in ButtonBuilder
  [DoctrineBridge] added missing error code for constraint.
  [ClassLoader] Fix declared classes being computed when not needed
  [varDumper] Fix missing usage of ExceptionCaster::$traceArgs

Conflicts:
	src/Symfony/Bridge/Doctrine/Validator/Constraints/UniqueEntityValidator.php
	src/Symfony/Component/ClassLoader/ClassCollectionLoader.php