zendframework/zf2 — pull request #4265 by Danizord (2013-04-18 15:55:24+00:00)
Title: Fix Rbac consistency

- [x] A role can have only one parent
- [x] Can add multiple children to a role
- [x] Remove useless `createMissingRoles`
- [x] Fix tests assertions
- [x] Some CS Fixes