Sabine Schröder authored 4 years ago and Sabine Schröder committed 4 years ago

(cherry picked from commit 2e8d1730)

#7: controlled vocabulary for kind of annotation was introduced (changes in crud.py and schemas.py to be found in commit for #17)

#3: added unique constraint to controlled vocabularies; added foreign keys (controlled vocabularies) to models

#3: extension toar_controlled_vocabulary has been created (first examples role codes and role status)