This reinstates commit 6266e900,
which was temporarily reverted for the 3.0 release so that libvirt gets
some extra time to update their command lines.

We removed all options from the 'deprecated' array, so the code is dead
and can be removed as well.
Signed-off-by: NKevin Wolf <kwolf@redhat.com>
Reviewed-by: NMarkus Armbruster <armbru@redhat.com>