Support DuniterPy v1.0 Breaking Backward compatible changes in Documents classes
### [DuniterPy v1.0.0rc0 changelog](https://git.duniter.org/clients/python/duniterpy/-/blob/dev/CHANGELOG.md#v100rc0-9th-july-2021)
- `BlockUID.block_uid()` -> `BlockID.get_block_id`
- `tx`, `cert`, `membership` commands based on `Document` sub-classes
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