How to contribute
Pull requests to that repository are welcome. If you prefer, you can also open some issue on it, to report some bug, to propose some enhancement, to ask for some new content, or just to comment or suggest something. Any feedback is appreciated!
The section on Perceval backend is based on a contribution by [Valerio Cosentino[(https://github.com/valeriocos)([Bitergia](http://bitergia.com)) in October 2017.