Merged r3871 from trunk.
Fixes broken status change in context menu (#5892).
Merged r3869 from trunk.
Disable priority (#5925) and progress in context menu for parent issues.
Merged r3865 and r3866 from trunk.
Adds missing visibility scope.
Moves code to controller.
Try to resolve bug #3922
Translation updates * fr (#5912) * ru * zh (#5910)