Add more explanation about the Role, what it containes and how to create it (#447)
Add more explanation about the Role, what it containes and how to create it (#447)

* Add more explanation about the Role, what it containes and how to create it

* Very minor fixes

* Add examople of the binding for the edit role

ppatierno/kaas,ppatierno/kaas,scholzj/barnabas,scholzj/barnabas