Hardware acceleration includes: OpenBLAS/Apple BLAS/ARM Performance Lib/ATLAS/BLIS/Intel MKL/NVHPC/ACML/SCSL/SGIMATH and more in BLAS. Also new apple metal imp

Hardware acceleration includes: OpenBLAS/Apple BLAS/ARM Performance Lib/ATLAS/BLIS/Intel MKL/NVHPC/ACML/SCSL/SGIMATH and more in BLAS. Also new apple metal implementation in progress in addition to apple accelerate, and is in baseline if you enable it. Also a CUDA implementation.