Research Topics / Forschungsbereiche

[JKoblitz]

Add Research Topics as general categories including overview pages.

• [x] Add new feature Research topic
• [x] Interface to add, edit and delete research topics
• [x] Interface to add topics to
  • [x] activities
  • [x] projects
  • [x] persons
• [x] Display topics in overview pages
• [x] Add filters to tables (all activities, projects, users)
• [x] Add filter for advanced search
• [x] Add migration for users who have added custom fields for topics in the past
• [x] Add to export activities as filter

[JKoblitz]

Idea for migration:

• [x] add to admin/features

[JKoblitz]

Add possibility to mark this as required!