bugs fix minor errors corrected

Always stay in portrait mode

update for 16.1 bugs fixed

-updated and optimised  for 13.2 .The positional calibration of pointer tip sphere in AR can be easily done by allowing the user to adjust the XYZ position of the pointer tip sphere by pressing the directions buttons accordingly. This feature enhanced the accuracy of sphere placement during measurement over joints in Augmented Reality (AR) especially when the Case i-Phone -Probe tool (CiPT) is added  in measurements.

update for iOS 13.1 optimized for  Dark Mode

update for iOS 12.1