Refactored fetchUrl, this fixes issue #106
Refactored fetchUrl, this fixes issue #106

The original fetchUrl code was a holdover from
the first demo version of the api where we weren't committing to
using Ringo. Really this should have been fixed ages ago, my bad...

jmcmurry/monarch-app,kshefchek/monarch-app,DoctorBud/monarch-app,monarch-initiative/monarch-app,kshefchek/monarch-app,monarch-initiative/monarch-app,DoctorBud/monarch-app,DoctorBud/monarch-app,kshefchek/monarch-app,DoctorBud/monarch-app,jmcmurry/monarch-app,monarch-initiative/monarch-app,monarch-initiative/monarch-app,jmcmurry/monarch-app,kshefchek/monarch-app,jmcmurry/monarch-app,kshefchek/monarch-app,jmcmurry/monarch-app,monarch-initiative/monarch-app,DoctorBud/monarch-app