Commit a helper method for retrieving alarms for managed objects
Implement 'host.alarm.get' vPoller method for retrieving alarms for ESXi hosts
Document 'host.alarm.get' method
Add 'acknowledgedByUser' property for each alarm
Implement a 'datacenter.alarm.get' vPoller method
Implement a 'cluster.alarm.get' vPoller method
Implement a 'vm.alarm.get' vPoller method
Implement a 'datastore.alarm.get' vPoller method