add reasonably ok compliation of cudnn-trianing now into radme
add reasonably ok compliation of cudnn-trianing now into radme

hughperkins/coriander,hughperkins/coriander,hughperkins/cuda-on-cl,hughperkins/cuda-on-cl,hughperkins/cuda-on-cl,hughperkins/coriander,hughperkins/cuda-on-cl,hughperkins/coriander