To get the diff for a specific change, go tohttps://github.com/symfony/symfony/commit/XXX where XXX is the change hash

To get the diff between two versions, go tohttps://github.com/symfony/symfony/compare/v3.1.0...v3.1.1

* 3.1.7 (2016-11-21)

* bug#20550[YAML] Fix processing timestamp strings with timezone (myesain)

* bug#20543[DI] Fix error when trying to resolve a DefinitionDecorator (nicolas-grekas)

* bug#20544[PhpUnitBridge] Fix time-sensitive tests that use data providers (julienfalque)

* bug#20484 bumped min version of Twig to 1.28 (fabpot)

* bug#20519[Debug] Remove GLOBALS from exception context to avoid endless recursion (Seldaek)

* bug#20455[ClassLoader] Fix ClassCollectionLoader inlining with__halt_compiler (giosh94mhz)

* bug#20307[Form] Fix Date\TimeType marked as invalid on request with single_text and zero seconds (LuisDeimos)

* bug#20480[FrameworkBundle] Register the ArrayDenormalizer (dunglas)

* bug#20286[Serializer] Fix DataUriNormalizer's regex (dunglas)

* bug#20466[Translation] fixed nested fallback catalogue using multiple locales. (aitboudad)

* bug#20465[#18637][TranslationDebug] workaround for getFallbackLocales. (aitboudad)

* bug#20453[Cache] Make directory hashing case insensitive (nicolas-grekas)

* bug#20440[TwigBridge][TwigBundle][HttpKernel] prefer getSourceContext() over getSource() (xabbuh)

* bug#20287 Properly format value in UniqueEntityValidator (alcaeus)

* bug#20422[Translation][fallback] add missing resources in parent catalogues. (aitboudad)

* bug#20378[Form] Fixed show float values as choice value in ChoiceType (yceruto)

* bug#20294 Improved the design of the metrics in the profiler (javiereguiluz)

* bug#20375[HttpFoundation][Session] Fix memcache session handler (klandaika)

* bug#20377[Console] Fix infinite loop on missing input (chalasr)

* bug#20372[Console] simplified code (fabpot)

* bug#20342[Form] Fix UrlType transforms valid protocols (ogizanagi)

* bug#20292 Enhance GAE compat by removing some realpath() (nicolas-grekas)

* bug#20326[VarDumper] Fix dumping Twig source in stack traces (nicolas-grekas)

* bug#20321 Compatibility with Twig 1.27 (xkobal)

* 3.1.6 (2016-10-27)

* bug#20291[Yaml] Fix 7.1 compat (nicolas-grekas)

protected$startTime;

protected$loadClassCache;

constVERSION ='3.1.7-DEV';

constVERSION ='3.1.7';

constVERSION_ID =30107;

constMAJOR_VERSION =3;

constMINOR_VERSION =1;

constRELEASE_VERSION =7;

constEXTRA_VERSION ='DEV';

constEXTRA_VERSION ='';

constEND_OF_MAINTENANCE ='01/2017';

constEND_OF_LIFE ='07/2017';