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).
Merged r3877 from trunk.
Fixed: Forum message permalinks don't take pagination into account (#5945).
Merged r3875 from trunk.
Harmonize french locale "zero" translation with other locales (#5937).
Merged r3873 from trunk.
Strips user email (#5834).
