#6 Square virtual joystick RoboJoystickView
#6 square buttons and joystick
#6 Pointer center rect was added
#6 Changed buttons' background alpha
#6 OrientationView is square now
#6 Both joysticks were implemented. There\'s a bug in Y, N etc. gestures when head joystick or OrientationView are active.
Close #6 Hint lines were added