Some things after chatting code review with Ernest.

- Use a logger
- Make access and secret keys more generic
- Configurable S3 host
- Enable DEBUG output
- Rename artifacts from first iterations
Merge pull request #1 from benjaminws/refactor_with_ernest

Some things after chatting code review with Ernest.
Publish prep.

- setup.py
- better gitignore
- rearrange files
Prep fixes

- Be smarted with generating requirements
- Use setuptools setup, distutils commands
Merge pull request #2 from benjaminws/publish_prep

Publish prep
Fix typo.
Use lzma

- Use lzma rather than tar+gz to get better compression
- Concat the files into one
- Bump the version
PEPH8
Merge pull request #4 from benjaminws/lzma

Use lzma

Resolves #3