Maxime Gaston

Closes #536

GLPI link returns to 404, should be https://glpi-project.org/

Closes #500

Closes #528

Add Fedora distribution in [copr](http://copr.fedorainfracloud.org/coprs/notsag/rebound-cli) and describe how to install in README. Closes #49

**Describe the solution you'd like** When not confirming a section to correct a typo or any mistake, it would be more convenient to have the previous text showed as default.

Feature: list roles for guilds

1

`discord.fetch_guilds()` returns a Guild object. It would be convenient if this Guild object has the list of roles associated to the user for this Guild. It would allow us to...