added graph debug stuff
pushing new files
Merge branch 'tracking-changes' into julian-graph-work
Adding more graph debugging code
Merge branch 'tracking-changes' of https://github.com/camsys/onebusaway-nyc into tracking-changes

Conflicts:
	onebusaway-nyc-vehicle-tracking/src/main/java/org/onebusaway/nyc/vehicle_tracking/opentrackingtools/impl/NycTrackingGraph.java