tvheadend: rework start/stop/suspend. prepare for systemd
boblightd: rework start/stop/suspend. prepare for systemd
vdr: rework start/stop/suspend. prepare for systemd
hdhomerun: prepare for systemd
sundtek-mediatv: prepare for systemd
tvheadend: always reload userspace dvb drivers on restart
vdr: always reload userspace dvb drivers on restart
vdr: clean up a leftover
xbmc: update to xbmc-12.2-18397e1

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
rework suspend/resume
busybox: implement suspend/resume SUSPEND_MODULES for systemd
Merge remote-tracking branch 'upstream/master' into openelec-systemd