Add a number of properties set by both AI Traffic and Swift aircraft:
gear/gear[0..5]/position-norm
surface-positions/flap-pos-norm
surface-positions/spoiler-pos-norm
surface-positions/speedbrake-pos-norm
controls/lighting/beacon
controls/lighting/cabin-lights
controls/lighting/landing-lights
controls/lighting/nav-lights
controls/lighting/strobe
controls/lighting/taxi-lights
Also improve take-off behaviour
