* 3.2.1 (2016-12-13)

* bug #20891 Add support for REDIS_URL environment variables. (robinvdvleuten)

* bug #20724 [WebProfilerBundle] Fix AJAX panel with fetch requests (OnekO)

* bug #20883 Don’t compile when Opcache is not enabled on CLI (ruudk)

* bug #20877 DateIntervalType: 'invert' should not inherit the 'required' option (galeaspablo)

* bug #20886 [Form] DateIntervalType: Do not try to translate choices (ogizanagi)

* bug #20855 [Yaml] do not trigger deprecations for valid YAML (xabbuh)

* bug #20714 [FrameworkBundle] Fix unresolved parameters from default configs in debug:config (chalasr)

* bug #20862 Allow simple-phpunit to be used with an HTTP proxy (Cydonia7)

* bug #20882 [TwigBridge] fix constructor args check (xabbuh)

* bug #20860 [WebProfilerBundle] Fix a web profiler form issue with fields added to the form after the form was built (tgalopin)

* bug #20442 [FrameworkBundle] Bundle commands are not available via find() (julienfalque)

* bug #20840 [WebProfilerBundle] add dependency on Twig (xabbuh)

* bug #20833 [HttpKernel] Fix open_basedir compat in DataCollector (nicolas-grekas)

* bug #20828 [Validator] Fix init of YamlFileLoader::$classes for empty files (nicolas-grekas)

* bug #20688 [FrameworkBundle] Resolve env params in debug:config command (nicolas-grekas)

* bug #20725 [HttpKernel] Fix annotation cache warmer with failing or missing classes (nicolas-grekas)

* bug #20830 [FrameworkBundle] Fix validation cache warmer with failing or missing classes (nicolas-grekas)

* bug #20760 [FrameworkBundle] [Workflow] Fix service marking store configuration (fduch)

* bug #20745 [Validator] add class name to the cache key (Simperfit)

* bug #20530 [Serializer] Remove AbstractObjectNormalizer::isAttributeToNormalize (dunglas)

* bug #19141 Throw less misleading exception when property access not found (bramtweedegolf)

* bug #20539 Cast result to int before adding to it (alcaeus)

* bug #20831 [Twig] Fix deprecations with Twig 1.29 (nicolas-grekas)

* bug #20701 Ignore missing 'debug.file_link_formatter' service in Debug and Twig bundles (mbabker)

* bug #20816 [FrameworkBundle] Removed kernel.debug from the cache pool namespace seed (Sander Toonen)

* bug #20769 [Bridge\Twig] Trigger deprecation when using FormExtension::$renderer (nicolas-grekas)

* bug #20646 Maintain the selected panel when redirecting to another profile (javiereguiluz)

* bug #20767 [Cache] Fix dumping SplDoublyLinkedList iter mode (nicolas-grekas)

* bug #20690 [Serializer] Fix argument object denormalization (ogizanagi)

* bug #20762 [Form] Fix FormDataCollector (nicolas-grekas, Padam87)

* bug #20747 [HttpKernel] Fixed RequestDataCollector handling of null header values. (Gabriel Moreira)

* bug #20727 [TwigBundle] Inject project root path into twig filesystem loader (4rthem)

* bug #20736 [Console] fixed PHP7 Errors when not using Dispatcher (keradus)

* bug #20756 [HttpKernel] Regression test for missing controller arguments (iltar)

* bug #20755 [HttpKernel] Regression test for missing controller arguments (iltar)

* bug #20732 fix the inline level for dumped multi-line strings (xabbuh)

* bug #20418 [Form][DX] FileType "multiple" fixes (yceruto)

* bug #19902 [DependencyInjection] PhpDumper.php: hasReference() shouldn't search references in lazy service. (antanas-arvasevicius)

* bug #20704 [Console] Fix wrong handling of multiline arg/opt descriptions (ogizanagi)

* bug #20700 [WebProfilerBundle][Translator] Fix TranslationDataCollector should use cloneVar (ogizanagi)

* bug #20712 [TwigBundle] Fix twig loader registered twice (ogizanagi)

* bug #20716 [WebProfilerBundle] Fix dump block is unfairly restrained (ogizanagi)

* bug #20717 Fix hide button in toolbar (nicolasdewez)