nerdEd/gtfs — pull request #10 by s2t2 (2013-01-09 00:13:00+00:00)
Title: update with wheelchair-related attributes 

Added wheelchair-related attributes to conform with recent gtfs [changes](https://developers.google.com/transit/gtfs/changes):

## Revision History

### October 15, 2012
Added trips.txt 'wheelchair_accessible' proposal to spec: discussion

### June 20, 2012
Added 'wheelchair_boarding' proposal to spec: discussion