[Security] Add an option to disable the hasPreviousSession() check in AbstractAuthenticationListener
[TwigBundle] Use display instead of visibility for exception page icons
[FrameworkBundle] [Templating] added Stopwatch support to the PHP engine
Enabled camelCase format to be used on denormalize method, that way camel_case attribute can be used on object as getCamelCase()
[Translator] coding style
[Translator] fix MessageCatalogueInterface::getFallbackCatalogue that can return null

also use inheritdoc for the implementation
[Translator] mention that the message id may also be an object that can be cast to string in TranslatorInterface and fix the IdentityTranslator that did not respect this
[Translator] fix phpdoc of MessageCatalogueInterface::add and ::replace
[Translator] optimized adding of resources and saving a call to array_unique
[Translator] fix typecast in transChoice
[Translator] fix metadata

- fix '0' problem
- only access metadata when implementing interface
- refactor code
- clarify phpdoc
Add missing WinCacheClassLoader
Routing issue with installation in a sub-directory
ref: https://github.com/symfony/symfony/issues/7129
[Finder] Unified tests
[DomCrawler] Fix relative path handling in links

Added relative path canonicalization according to RFC 3986, section 5.2.4
[ClassLoader] made DebugClassLoader idempotent
[ClassLoader] tweaked test
[Routing] make xml loader more tolerant

schemes and methods may also be delimited by whitespace, comma or pipe.
this eases migration as now schemes="GET|POST" also works
[Routing] unify and fix the loader tests
[HttpKernel] Fixed possible profiler token collision (closes #7272, closes #7171)