quieten "org.apache" logging
Tagged @trip_update and @veh_pos scenarios (RailCorp don't do
trip_update yet).
"mvn test -Prailcorp" runs with GTFS_AGENCY_ID=SydneyTrains.
Made test code a bit more robust and RailCorp-compatible.
changed @gtfs to @gtfs_static
Merge branch 'master' of https://github.com/PTIPS/GTFS-tests.git

Conflicts:
	features/GTFS_Realtime.feature
	src/main/java/au/gov/nsw/rms/gtfs/support/GtfsFeed.java
	src/main/java/au/gov/nsw/rms/gtfs/support/Site.java
	src/test/java/au/gov/nsw/rms/gtfs/GtfsTest.java