Upgrading struts to 2.3.16.2 due to recent vulnerabilities.
Reverting struts intercepter commit now that struts has been upgraded.
Prefer time field in a GTFS-realtime StopTimeEvent.

The GTFS-realtime spec dictates that the time field should be preferred over delay if both are present, but OneBusAway's handling of the fields was inverted from the spec.
Merge branch 'master' of github.com:OneBusAway/onebusaway-application-modules