Fix unicode font issue under systemd by ensuring proper setup order
We need to set up the fonts and only *then* run loadkeys,
and finally invoke unicode_start. Otherwise the unicode
setup is incomplete and fonts aren't displayed properly.
Found hint inside https://bugs.freedesktop.org/show_bug.cgi?id=80685 +
https://cgit.freedesktop.org/systemd/systemd/commit/?id=
abee28c56d
Thanks to Sipwise for sponsoring my development time.
Closes Sipwise internal ticket TT#17028.
Closes: https://github.com/grml/grml/issues/50