v1.1.0: Better handling of optional delete of oss blob.

- Add force delete option.
- Add helper method for deleting compute image.
- Cleanup and expand readme with examples.

v1.0.0

Add functions for replicate, publish and deprecate

v0.1.0: Add compute image create and delete functions.

- Rename tarball exists method to be explicit.
- Fix upload progress bar and callback.
- Use f strings.