* journactl: support negative filtering, i.e. FOOBAR!="waldo"
* drop header/footer from systemctl --failed output if there are no entries shown, print nice message instead, and hook that into ExecStartPre of rescue.service/emergency.service
* journactl: support negative filtering, i.e. FOOBAR!="waldo"
* drop header/footer from systemctl --failed output if there are no entries shown, print nice message instead, and hook that into ExecStartPre of rescue.service/emergency.service