Copy contest should create new codes

added Development label

assigned to @josol381

assigned to @sebka991

changed milestone to %Vecka 17

created branch 154-copy-contest-should-create-new-codes to address this issue

added In progress label

added Bug label

added Minor label

added Server label

Codes should be deleted when a competition or a team is deleted

created merge request !117 (closed) to address this issue

mentioned in merge request !117 (closed)

mentioned in merge request !118 (merged)

closed with merge request !118 (merged)