Zabbix configured to listen for the vip_won / vip_lost upstart event.
The is_vip util
Changed HA warning in keepalived scripts
Fixed an extra space
Merge pull request #191 from caiush/zabbix_upstart

Zabbix configured to listen for the vip_won / vip_lost upstart event.
we need this and it's had a good set of eyes on it. Also I looked it over.
Fix syntax errors seen with ruby 1.9.3p484 / chef 10.32.2.
On VMs, the checks can spurious fails due to load; so, add an opt-out in the
environment file for testing purposes.