Minor fix of the serialization interface

Fixes an inconsistency in the deserialization interface when a json string is supplied.

Update to datetime handling

Merge pull request #9 from finos/plamen-neykov-patch-1

Update run-tests.yml

Build system refactoring

Consolidated all dependencies in the pyproject.toml and removed auxiliary dependency files.

Minor fix to check also allowed meta of the type itself.

Merge pull request #7 from Cloudrisk/develop

minor fix to check in addition to _KEY_REF_CONSTRAINTS the type speci…

Fix for reference resolution bug

Merge pull request #6 from Cloudrisk/develop

fixed the reference resolution issue when deeper nesting was present

Flag to control constraints execution

Merge pull request #5 from Cloudrisk/develop

Develop

Better handling of type mismatches

Merge pull request #4 from Cloudrisk/develop

Develop

Allow basic types with metadata to be initialised by its underlying type

Merge pull request #3 from Cloudrisk/develop

allow ..WithMeta data types to be initialized with objects of the bas…

Catch-up with the new generation style.

Merge pull request #1 from Cloudrisk/develop

@type/@model generation now compatible with the new generation

v1.0.10

Revert to requiring python 3.11 as 3.12 is not needed.