UidNormalizer.

Author: Guillaume Pédelagrabe

CHANGELOG.md

@@ -28,6 +28,7 @@ CHANGELOG
  * Made `BrowserKitAssertionsTrait` report the original error message in case of a failure
  * Added ability for `config:dump-reference` and `debug:config` to dump and debug kernel container extension configuration.
  * Deprecated `session.attribute_bag` service and `session.flash_bag` service.
+ * Added `UidNormalizer` to the framework serializer.
 
 5.0.0
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