Curriculum: curriculum manager role

Users with the role "curriculum manager" are allowed to create new curricula and manage existing ones. This has dependencies to the new organisation structure. A new manager might have only limited rights to manage the curricula of his own organisations.

• New system role "Curriculum manager"
• Global or limited to a certain organisation

To assign learning resources, a curriculum manager must also have the "Resource manager" role or be author of learning resources (Same behaviour as with the course - group relation)