* 2.8:
use HHVM 3.15 to run tests
[TwigBridge] fix Twig 2.x compatibility
removed some PHP CS Fixer rules
Improve language
[Console] SymfonyStyle: Escape trailing backslashes in user texts
Mention the community review guide
[Form] fix group sequence based validation
[Console] Fix question formatting using SymfonyStyle::ask()
* 2.8:
fixed obsolete getMock() usage
fixed obsolete getMock() usage
[WebProfilerBundle] Display multiple HTTP headers in WDT
do not remove the Twig ExceptionController service
removed obsolete condition
do not try to register incomplete definitions
* 2.8:
[TwigBridge] fix tests
Tag the FormFieldRegistry as being internal
[Form] Fix Date\TimeType marked as invalid on request with single_text and zero seconds
[Validator] Added missing swedish translation
[TranslationDebug] workaround for getFallbackLocales.
[Translation] fixed nested fallback catalogue using multiple locales.
fixed phpdoc
[Command] Fixed method comments as phpDoc syntax
Added single quotes for upgrade guides.
* 2.8:
fixed test
[Request] Ignore invalid IP addresses sent by proxies
[EventDispatcher] TraceableEventDispatcher resets listener priorities
Throw for missing container extensions
[TwigBridge] add missing unit tests (AppVariable)
Able to load big xml files with DomCrawler
fixed typo
[Form] Fix constraints could be null if not set
[Finder] Check PHP version before applying a workaround for a PHP bug
fixed CS
add defaultNull to version
sort bundles in config:dump-reference command
Fixer findings.
Profiler CSS position conflicts with JS detection
[Translation][Writer] avoid calling setBackup if the dumper is not an instance of FileDumper.
[FrameworkBundle] Compute the kernel root hash only one time
* 2.8: (22 commits)
[Form] fixed BC-break on grouped choice lists
[WebProfilerBundle] add import for Twig macro
made Symfony compatible with both Twig 1.x and 2.x
[VarDumper] Add caster for pgsql resources
[Debug/VarDumper] minor cleanups
[Form] only use PropertyPath if not already callable
[Form] fix reworked choice list phpdoc
[DoctrineBridge][Form] Add old tests to legacy group
Fixed warning when command alias is longer than command name
removed _self usage when not needed
Add support for target attributes.
Implement the support of timezone objects in the stub IntlDateFormatter
typofix - https://github.com/vlajos/misspell_fixer
make doctrine mappings compiler pass exception message more understandable
fix debug-ext 003.phpt
[Yaml] Nested merge keys
[FrameworkBundle] [Command] removed unused variable.
[FrameworkBundle] fix serializer config check
[Debug] Enhance DebugClassLoader performance on MacOSX
Add support for variadic arguments in the GetSetNormalizer
...
To let opcode caches optimize cached code, the `PHP_VERSION_ID`
constant is used to detect the current PHP version instead of calling
`version_compare()` with `PHP_VERSION`.
