cubicweb-tracker #619081 add relation CWUser in charge of Project [rejected]

Handle rights on projects thru a relation between CWUser and Project, for example name it Project developed_by CWUser. Developers of a Project can change create versions, put tickets in version, change the state of tickets, etc. They get the same rights that they get today with the groups/permissions in

NB: this does not replace Version todo_by CWUser. it is different.

done in1.12.0
load left0.000
closed by<not specified>