Added
- `to_dict()` method and `from_dict()` class method to `osm_object_primitive`. (An object that is inherited by a `Node`, `Way`, `Relation`). [3](https://github.com/docentYT/osm_easy_api/issues/3)
- Support for historical anonymous edits and edits made by deleted accounts. [4](https://github.com/docentYT/osm_easy_api/issues/4)