Check_MK Werk 3221: Fixed broken nagios config because of missing contact group check-mk-notify with rule based notifications enabled

ID: 3221 Title: Fixed broken nagios config because of missing contact group check-mk-notify with rule based notifications enabled Component: Core & Setup Level: 1 Class: Bug Fix Version: 1.2.9i1 Fixes the error "Could not find any contactgroup matching 'check-mk-notify'" when starting the nagios core.