[Context menu] Make the navigation menu generic
to reuse the “add …” to add prototype in various places
(from redmine: issue id 2729, created on 2016-10-28, closed on 2018-03-05)
to reuse the “add …” to add prototype in various places
(from redmine: issue id 2729, created on 2016-10-28, closed on 2018-03-05)