lslogins: count per-user processes

Signed-off-by: Ondrej Oprala <ooprala@redhat.com>
lslogins: process hush_status consistently with other info

Signed-off-by: Ondrej Oprala <ooprala@redhat.com>
lslogins: add journalctl field

Signed-off-by: Ondrej Oprala <ooprala@redhat.com>