Merged r3887 from trunk.
Fixes context menu broken by r3869 (#5925).
Merged r3883, r3884 and r3885 from trunk.
Display project names in cross-project gantt PNG (#5904).
Display project names for versions too on PDF (#5904).
Display project names in cross-project gantt PDF (#5904).
Merged r3881 from trunk.
Fixed: Deleting statuses doesn't delete all workflow entries (#5811).
Merged r3879 from trunk.
Fixed: Add Another file to ticket doesn't work in IE (broken by r3750).
