This is the "ready-to-use" version of LIBSsa after the editorial process of [JOSS](https://joss.theoj.org/) (Journal of Open Source Software). This release includes several improvements based on reviewers, including (but not limited to):
- Better README
- Contributing guidelines
- Simple tests usint `pytest`
- [PyPI](https://pypi.org/project/libssa/) packaging (users can install with `pip install libssa`)
- [Zenodo](https://zenodo.org/) DOI