Darwin-py

- Fixed an issue with coco imports not working
- Fixed an issue with dataset slips not working
- preliminary support for labelbox bouding_box imports

- Files can now be reseted/move to NEW status
- Item Count now considers both images and videos
- Added support for polygon and complex_polygon bboxes in pascalvoc
- Fixed weight measuring for classification datasets
- Added support for item deletion in both CLI and SDK
- General bug fixes

- Added typing to all modules
- PDF files can now be uploaded as videos
- General bugfixes

- Specify `release_name` parameter value in `detectron2_register_datasets`
- Keep bounding box annotation data when splitting video annotations

- New `ml` extra for ML-related dependencies (`pip install darwin-py[ml]`)

- Deconstruct Paths for COCO
- fixed check on filename not existing (PascalVOC import issue)
- Add DARWIN_UPLOAD_CHUNK_SIZE environment variable (fixing uploads failing when uploads are too big)
- Improved failed requests handling
- Added try except for symlink creation (Now symlink creation should not crash in any platform)
- Add class to dataset based on annotation class id (adaption to new API)