Fix a crashing bug with processing JSON data for stops
Fix a crashing bug with processing JSON data for stops

I forgot to update the property rules for loading stops for the new `lat` and `lon` properties in OBAStopV2

chadsy/onebusaway-iphone,OneBusAway/onebusaway-iphone,ualch9/onebusaway-iphone,themonki/onebusaway-iphone,OneBusAway/onebusaway-iphone,themonki/onebusaway-iphone,chadsy/onebusaway-iphone,cathy810218/onebusaway-iphone,OneBusAway/onebusaway-iphone,OneBusAway/onebusaway-iphone,aaronbrethorst/onebusaway-iphone,OneBusAway/onebusaway-iphone,cathy810218/onebusaway-iphone,themonki/onebusaway-iphone,cathy810218/onebusaway-iphone,themonki/onebusaway-iphone,ualch9/onebusaway-iphone,ualch9/onebusaway-iphone,aaronbrethorst/onebusaway-iphone,cathy810218/onebusaway-iphone,ualch9/onebusaway-iphone,chadsy/onebusaway-iphone,aaronbrethorst/onebusaway-iphone,ualch9/onebusaway-iphone,chadsy/onebusaway-iphone,themonki/onebusaway-iphone,aaronbrethorst/onebusaway-iphone