MOSYNC-3238. Moved CLLocation stuff to main thread.
MOSYNC-3238. Changes after code review.
Merge remote-tracking branch 'origin/ThreeThree' into ThreeThree_GPS
Merge pull request #478 from mvasiliniuc/ThreeThree_GPS

Requesting merge for MOSYNC-3238
Merge branch 'ThreeThree' of https://github.com/MoSync/MoSync into ThreeThree