Version 0.16.0

Added

• ASGI, async context manager support to connect/disconnect multiple dbs at once.
• create_all/drop_all, create_schema/drop_schema are now capable of initializing dbs in extra.
• Add transaction helper to Model and QuerySet.
• Allow copying models properly.
• Allow None as default.

Changed

• Unify using to allow setting schema and database via keyword arguments and deprecate both former calls.

Fixed

• Esmerald typing issues.
• Migration metadata was not completely initialized which caused problems.
• Foreign keys None/null handling was inconsistent. Now we have a None for unset foreign keys.