Allow migration of projects between course editions
- [x] When importing/copying projects from another edition, add UI option to select roles (matching them by name) which should be copied - [x] Add warning about copying projects with groups - [x] Remove field for changing course edition on project edit page (also check client params concerns?) - [x] Add modal for copying/importing a particular project to another course edition - [x] Show warning if there are any required roles which don't match
issue