Add input for Leap Motion data
Reference API: https://leapmotion.github.io/UnityModules/class_leap_1_1_hand.html
Data from each hand (determined by the hand ID) should be logged as a separate event.
Reference API: https://leapmotion.github.io/UnityModules/class_leap_1_1_hand.html
Data from each hand (determined by the hand ID) should be logged as a separate event.