Removes confusing and pointless error message on region update
Removes confusing and pointless error message on region update

Fixes #1457 - Unable to load data - TBD - error during first launch of OBA ios app

There is a confusing, ugly error message that may appear if a region
update begins when one is already in flight. This change simply removes
the error message.

ualch9/onebusaway-iphone,OneBusAway/onebusaway-iphone,OneBusAway/onebusaway-iphone,ualch9/onebusaway-iphone,ualch9/onebusaway-iphone,ualch9/onebusaway-iphone,OneBusAway/onebusaway-iphone,OneBusAway/onebusaway-iphone,ualch9/onebusaway-iphone,OneBusAway/onebusaway-iphone