Merged r3891 from trunk.
Fixed: Vertical scrollbar always visible in Wiki "code" blocks in Chrome (#5861).
Merged r3889 from trunk.
Moves LDAP entry in admin menu.
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).