Implemented the method purposed in https://github.com/michail-nikolaev/task-force-arma-3-radio/issues/487#issuecomment-53707761 It requires MP testing to ensure it actually works as desired.
Merge branch 'master' into usePosition

Conflicts:
	arma3/@task_force_radio/addons/task_force_radio/functions/fn_preparePositionCoordinates.sqf
Merge pull request #689 from CorruptedHeart/usePosition

Allow for custom methods of unit location specification