GF-6045: Update navigator.compass.getHeading to follow cordova standards
Enyo-DCO-1.1-Signed-off-by: Jason Robitaille <jason.robitaille@lge.com>
Merge pull request #3 from webOS-DevRel/GF-6045-jasonrobitaille

GF-6045: Update navigator.compass.getHeading to follow cordova standards