Ocpp

- [493](https://github.com/mobilityhouse/ocpp/issues/493) Reduce use of NotSupportedError in favor of NotImplementedError. Thanks [drc38](https://github.com/drc38).
- [278](https://github.com/mobilityhouse/ocpp/pull/278) Fix types for attributes of OCPP 1.6's type `IdTagInfo`. Thanks [chan-vince](https://github.com/chan-vince)
- [504](https://github.com/mobilityhouse/ocpp/pull/504) Add missing tech_info attribute to v2.0.1 EventDataType. Thanks [LokiHokie](https://github.com/LokiHokie)
- [381](https://github.com/mobilityhouse/ocpp/issues/381) Add FormationError and OccurrenceConstraintViolationError.
- [373](https://github.com/mobilityhouse/ocpp/issues/373) v201.datatypes.ChargingNeedsType.request_energy_transfer is mistyped
- [207](https://github.com/mobilityhouse/ocpp/issues/207) v16/schemas/StopTransaction.json missing "Hertz"

- [492] Minor fixes _handle_call doc string - Thanks drc38
- [485](https://github.com/mobilityhouse/ocpp/issues/485) Update documents for 2.0.1 to lastest; removed 2.0 docs
- [412](https://github.com/mobilityhouse/ocpp/issues/412) Add default value to 1.6 AuthorizationData datatype, id_tag_info
- [141](https://github.com/mobilityhouse/ocpp/issues/141) Add to docs OCPP 1.6 Security White Paper Ed 2

- [471](https://github.com/mobilityhouse/ocpp/issues/471) Fix `ImportError` when using jsonschema 4.19.0 or higher.
- Fix import error in v201 example. Thanks [Shiwei-Shen](https://github.com/Shiwei-Shen)!
- Update Poetry to 1.5.1 in CI.

- [438] feat: add optional param for passing an unique_id to call method. Thanks [santiagosalamandri](https://github.com/santiagosalamandri)
- [420] fix: type hint child_certificate_hash_data type. Thanks [santiagosalamandri](https://github.com/santiagosalamandri)

- [434](https://github.com/mobilityhouse/ocpp/issues/407) Add custom_data attribute to payload-related dataclasses. [will-fs](https://github.com/will-fs)

- [413](https://github.com/mobilityhouse/ocpp/issues/407) Add enum for OCPP 1.6 ConfigurationKey. Thansks [isabelle-tmh](https://github.com/isabelle-tmh) and [lbbrhzn](https://github.com/lbbrhzn)
- [407](https://github.com/mobilityhouse/ocpp/issues/407) Fix build that publishes release to pypi.