Merge from trunk, but disable the unfinished D-Bus feature:
* Makefile (PROGS): Removed "mandos-list".
(mandos-list): Removed.
* mandos (main): Hide "--no-dbus" option. Hard-code "use_dbus" to
"False".
* mandos-list: Removed.
* mandos.xml (SYNOPSIS): Removed "--no-dbus" option.
(OPTIONS): - '' -
(D-BUS INTERFACE): Removed section.