Symfony 2.3.4 released

Symfony 2.3.4 has just been released and it contains quite a lot of fixes since the last minor version:

• f936b41: clearToken exception is thrown at wrong place.
• ea480bd: [Form] Fixed Form::all() signature for PHP 5.3.3
• e1f40f2: [Locale] Fixed: Locale::setDefault() throws no exception when "en" is passed
• d0faf55: [Locale] Fixed: StubLocale::setDefault() throws no exception when "en" is passed
• 566d79c: [Yaml] fixed embedded folded string parsing
• 33b0a17: [Validator] fixed Boolean handling in XML constraint mappings (closes #5603)
• 0951b8d: [Translation] Fixed regression: When only one rule is passed to transChoice(), this rule should be used
• 4563f1b: [Yaml] Fix comment containing a colon on a scalar line being parsed as a hash.
• 7e87eb1: fixed request format when forwarding a request
• 07d14e5: [Form] Removed exception in Button::setData(): setData() is now always called for all elements in the form tree during the initialization of the tree
• ccaaedf: [Form] PropertyPathMapper::mapDataToForms() always calls setData() on every child to ensure that all _DATA events were fired when the initialization phase is over (except for virtual forms)
• 00bc270: [Form] Fixed: submit() reacts to dynamic modifications of the form children
• c4636e1: added a functional test for locale handling in sub-requests
• 05fdb12: Fixed issue #6932 - Inconsistent locale handling in subrequests
• b3c3159: fixed locale of sub-requests when explicitely set by the developer (refs #8821)
• 9bb7a3d: fixed request format of sub-requests when explicitely set by the developer (closes #8787)
• fa35597: Sets _format attribute only if it wasn't set previously by the user.
• f946108: fixed the format of the request used to render an exception
• 51022c3: Fix typo in the check_path validator
• 5f7219e: added a missing use statement (closes #8808)
• 262879d: fix for Process:isSuccessful()
• 0723c10: [Process] Use a consistent way to reset data of the process latest run
• 85a9c9d: [HttpFoundation] Fixed removing a nonexisting namespaced attribute.
• 191d320: [Validation] Fixed IdentityTranslator to pass correct Locale to MessageSelector
• c6ecd83: SwiftMailerHandler in Monolog bridge now able to react to kernel.terminate event
• 99adcf1: {HttpFoundation] [Session] fixed session compatibility with memcached/redis session storage
• ab9a96b: Fixes for hasParameterOption and getParameterOption methods of ArgvInput
• dbd0855: Added sleep() workaround for windows php rename bug
• c342715: [Form] Fixed: Added "validation_groups" option to submit button
• fa01e6b: [Process] Fix for #8754 (Timed-out processes are successful)
• 909fab6: [Process] Fix #8742 : Signal-terminated processes are not successful
• fa769a2: [Process] Add more precision to Process::stop timeout
• 3ef517b: [Process] Fix #8739
• 572ba68: [TwigBridge] removed superflous ; when rendering form_enctype() (closes #8660)
• 18896d5a: [Validator] fixed the wrong isAbstract() check against the class (fixed #8589)
• e8e76ec: [TwigBridge] Prevent code extension to display warning
• 96aec0f: Fix internal sub-request creation
• 6ed0fdf: [Form] Moved auto_initialize option to the BaseType
• e47657d: Make sure ContextErrorException is loaded during compile time errors
• 98f6969: Fix empty process argument escaping on Windows
• 1a73b44: added missing support for the new output API in PHP 5.4+
• e0c7d3d: Fixed bug introduced in #8675
• 0b965fb: made the filesystem loader compatible with Twig 2.0
• 8fa0453: [Intl] Updated stubs to reflect ICU 51.2
• 322f880: replaced deprecated Twig features
• 48338fc: Ignore null value in comparison validators