* 2.3:
fixed CS
allow the TextAreaFormField to be used with valid/invalid HTML
Create security.id.xlf
[DependencyInjection] Remove unneeded file
[Twig] removed obsolete conditions on Twig versions
added lines to exceptions for the trans and transchoice tags
[Form] Make FormInterface::add docblock more explicit
[Security] Add zh_CN translations
[Validator][Translation]update zh_CN translations
[Validator] Minor fix in XmlLoader
* 2.3:
[Process] Revert change
[Process] Fix#8746 : slowness added in unit tests since #8741
[Process] Fix#8742 : Signal-terminated processes are not successful
corrected English grammar (s/does not exists/does not exist)
[Process] Add more precision to Process::stop timeout
[Process] Avoid zombie process in case of unit tests failure
[Process] Fix#8739
[Process] Add failing test for #8739
[Process] Fix CS
[TwigBridge] removed superflous ; when rendering form_enctype() (closes#8660)
Fixed documentation grammar for AuthenticationManagerInterface::authenticate()
[Validator] fixed the wrong isAbstract() check against the class (fixed#8589)
[TwigBridge] Prevent code extension to display warning
Fix internal sub-request creation
[FrameworkBundle] made code more generic
[Form] Moved auto_initialize option to the BaseType
Use strstr instead of strpos
Make sure ContextErrorException is loaded during compile time errors
Fix empty process argument escaping on Windows
Ignore null value in comparison validators
Conflicts:
src/Symfony/Component/Debug/Tests/ErrorHandlerTest.php
src/Symfony/Component/HttpKernel/Tests/Fragment/InlineFragmentRendererTest.php
src/Symfony/Component/Process/Process.php