Fix [bug951709] - Changed env vars HOSTNAME to APP_HOSTNAME
Bug 966336 - Track if user signed up for Webmaker mailing list
Bug 966336 - Wire up hatchet
1.0.32
Bug 994684 - Make hatchet key names consistent
1.0.33
bug996176 - Update webmaker-download-locales
bug949622 - Display what locale version/date is being used in
healthcheck
Bug 969520 - Add Referrer Field
bug 969520 - send referrer value to the event aggregation queue