-feature: Replace 'event count' with 'in state' date for host availability
Note: Merging to main shortly.
Note: Will do cross check on PIA an merge ugroup changes to PIA shortly. Then one final check of Mantis and done.
git-svn-id: svn+ssh://repo.cacti.net/var/data/svnroot/cacti/cacti/branches/0.8.7@6899 860744bd-22fc-0310-8c96-e9fe5004b5ca