2.0.3: Merge pull request #41 from umpirsky/patch-3

tweak return types.

tweaks for return types, etc.

Merge pull request #39 from umpirsky/patch-2

CompoundTransformer definition is wrong

Symfony 7 support

Merge pull request #36 from lsv/feature/symfony7

Allow symfony 7

v0.18.0

PHP8 support

Initial values serializer

Initial Values

BC: To serialize initial values, use $serializer->normalize($form); instead of $serializer->normalize($form->createView());

Choice type

Support for expanded choice types.