We should add an "How to contribute?" section, based on [this mail](https://listes.labriqueinter.net/pipermail/discussions/2015-May/000035.html). Plus: - a link to the [mailing list archives](https://listes.labriqueinter.net/pipermail/discussions/) - encourage to propose cubes in local non-profit organizations
We should add an "How to contribute?" section, based on this mail.
Plus: