Update events.js to use zones rather than datacenters
Update events.js to use zones rather than datacenters

Signed-off-by: Chris Jowett <cfc4388f4cbff616a94871c2fcd3ca40c7d3a6f0@gmail.com>

derekmoyes/opsy,cryptk/opsy,cryptk/opsy,derekmoyes/opsy,derekmoyes/opsy,testeddoughnut/opsy,cryptk/opsy