Made sun gesture less sensitive.
Increased maximum use distance of world screens.
Frames will stop being processed if invalid frames are received for 0.25 seconds (= 15 frames).
ETactor is now stopped when the hand leaves the Leap Motions FOV.
The game will ignore 10 invalid frames before stopping processing all together.
Made hand vertical movement more sensitive (larger vertical interaction range).
Added hacky reliability into the tactor message module.
Fixed circle gesture crashing the game.