Bmaclient

- Remove unused modules
- Minor code reformatting

- Add `fetch_magnetic_imogiri` method
- Deprecate `fetch_users`, `user`, and `search_users` methods
- Drop Python 3.5 support
- Update documentation

- Add `fetch_rfap_distdir` method.
- Add `fetch_rfap_rose` method.
- Add `fetch_rfap_type` method.
- Update documentation.
- Enable call method in the MonitoringAPIMethod class.
- Annotate client method with `since_version` and `requires_bma_version`.

- Added `fetch_lava_domes` method.
- Added `fetch_rfap_distance` method.
- Updated the documentation.