Merge branch 'feature/flexion' into develop
added vibration feedback to score increment
stash
refactor
Merge branch 'feature/feedback' into develop

Conflicts:
	iOS/PTMotion/View Controllers/PTElbowFlexionViewController.m
	iOS/PTMotion/View Controllers/PTForearmPronationViewController.m
	iOS/PTMotion/View Controllers/PTForearmSupinationViewController.m
Merge branch 'develop' into feature/flexion

Conflicts:
	iOS/PTMotion/View Controllers/PTElbowFlexionViewController.m
fixed elbow flexion