omd backup destination file now relative to workdir
Added missing build dependency for sles12
debian8: rename libgnutls dev dependency

gnutls26 has been replaced with gnutls28 which comes
with a new package name:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=767610

Signed-off-by: Sven Nierlein <Sven.Nierlein@consol.de>
rename to omd-nc
added icinga2
added naemon

Signed-off-by: Sven Nierlein <Sven.Nierlein@consol.de>