Bulkboto

- Add use case of transferring arbitrary files to S3

- Fix `find_namespace_packages` argument in `setup.py`

- Fix links for PyPI

- Initial release
- Features:
- Multi-thread uploading/downloading of a directory (keeping the directory structure) to/from S3 object storage
- Deleting all objects of an S3 bucket
- Checking the existence of an object on the S3 bucket
- Listing all objects on an S3 bucket
- Creating a new S3 bucket on the object storage