Add updated Nagios subreference.
Add updated Nagios subreference.

crowbar/crowbar,dirkmueller/crowbar,rsalevsky/crowbar,MaximilianMeister/crowbar,MaximilianMeister/crowbar,aplanas/crowbar,mmnelemane/crowbar,rhafer/crowbar,vwallfahrer/crowbar,mmnelemane/crowbar,tserong/crowbar,aplanas/crowbar,rsalevsky/crowbar,rhafer/crowbar,toabctl/crowbar,nkrinner/crowbar,rhafer/crowbar,aspiers/crowbar,SUSE-Cloud/crowbar,dirkmueller/crowbar,crowbar/crowbar,vwallfahrer/crowbar,toabctl/crowbar,SUSE-Cloud/crowbar,aspiers/crowbar,nkrinner/crowbar,tserong/crowbar