simplify readme slightly, and add news that array of structs can be passed into kernels now, as long as the structs contain no pointers
simplify readme slightly, and add news that array of structs can be passed into kernels now, as long as the structs contain no pointers

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