Improvements:
[rbac] Added two new preconfigured roles to be used in this module: management to allow to stop / start backend, and monitoring to allow to read information about system and farms
Bugfixes:
[rbac] Fix aliases are shown in the backends table even when user doesn’t have permissions to view this information
[alias] Fix aliases can be modified without permissions
[certificates] Fix search and upload actions break the SSL certificates table if some certificate has a CN field empty