drop version to 0.16
drop version to 0.16

accelerate-cuda will not be feature complete for this release, so don't mark it as 1.0 yet.

AccelerateHS/accelerate-cuda,tmcdonell/accelerate-cuda,tmcdonell/accelerate-cuda,AccelerateHS/accelerate-cuda,tmcdonell/accelerate-cuda,AccelerateHS/accelerate-cuda