FIX: Push notifications in moderate application weren't working with v3.0.0 Urbanairship library.
Upgraded to latest 5.0.x and configured to work with ops@converser.io gcm account. Also configured to work with an
IOS and Android enabled UrbanAirship app.
Merge pull request #4 from converser/push-notification-fixes

UrbanAirship Push Notification Fixes