Open-buildings

Cleaned up CLI, updated readme, hopefully getting versions right.

Attempting to get CLI working

What's Changed
* Add CLI interface by giswqs in https://github.com/opengeos/open-buildings/pull/3

New Contributors
* giswqs made their first contribution in https://github.com/opengeos/open-buildings/pull/3

**Full Changelog**: https://github.com/opengeos/open-buildings/compare/v0.0.2...v0.0.3

Added modules

Initial release