nagvis: updated to 1.8b6
Merge branch 'master' of mathias-kettner.de:omd
FIX: Fixed logrotation when var/tmp does not exist
released 1.20

Signed-off-by: Sven Nierlein <Sven.Nierlein@consol.de>
Fixing some typos.
nagvis: Updated to current nightly build
Added version to changelog ; fixed gitignore
rename to omd-nc
added icinga2
added naemon