Dev: Add release.sh script for easy releases

Release version 1.1.0

Release version 1.0.0

Update docs to 1.0.0

Bump to v0.8.0

Bump to v0.7.1

Bump to v0.7.0

Bump version to 0.6.1

Update setup.py with the new README and version number

Bump version to 0.5, Python 2.7 support added.