MIRA: Rework relation types
Disable functionality as it is now and work out new concept.
(from redmine: issue id 1387, created on 2013-05-17, closed on 2015-08-20)
Disable functionality as it is now and work out new concept.
(from redmine: issue id 1387, created on 2013-05-17, closed on 2015-08-20)