Consider adding a CONTRIBUTING.md file

[thesurlydev]

As a new contributor it would be very helpful to have some guidance around the expectations for committing code.

Here's a reference for creating one: https://mozillascience.github.io/working-open-workshop/contributing/.

[hboutemy]

TBH, i don't know what to write that people will read and learn useful details: I'm open to proposal