Tool to visualize GTFS shapes
add test python script
Remove alerts index mapping and the alerts table from the database
Add gtfs proto file
Add protocol buffer output file to src, library to libs

Conflicts:

	.classpath
Refactoring alerts
Implemented gtfs-realtime alerts parser
Remove unused class. This functionality is in tools/commuterrail_tosql.py now
Making heavyrail_tosql.py faster, at the expense of memory
'agencyid' in the database will now correspond to GTFS route_type
Rewrite commuterrail_tosql.py to use GTFS stop ids
Merge branch 'gtfs-realtime-alerts' into commuterrail_and_new_alerts
change commuter rail handling
Remove TransitSystem.currentTimeMillis, since it's confusing and wrong
Merge branch 'master' into commuterrail_and_new_alerts

Conflicts:
	src/boston/Bus/Map/parser/CommuterRailPredictionsFeedParser.java
Change commuter rail parser to use json
Change autogenerate.sh to work with new commuterrail_tosql.py
Remove alerts_tosql.py
Fix duplicate stop insertion
Fix last updated time