Added KDevice for per-device caching of trig functions, as well as prep for future per-device information.
Added KDevice for per-device caching of trig functions, as well as prep for future per-device information.

captdeaf/CarBoundary,captdeaf/CarBoundary,captdeaf/CarBoundary,captdeaf/CarBoundary,captdeaf/CarBoundary,captdeaf/CarBoundary