Allocation table editor has bad performance
The allocation table editor exhibits bad performance for larger allocation table (e.g. from the student lab course):
- Opening the editor
- Editing allocations
- Updating the editors when affected parts of the change (e.g., adding or removing a source/target entity)
(from redmine: issue id 3700, created on 2019-04-02, closed on 2019-04-04)