[v1.4.1] Alpine Linux Build (muslc/TBB/OpenBLAS)

Alpine Linux compatible PyTorch 1.4.1 wheel

No CUDA/CuDNN/MPI support

Built with:

USE_TBB=1 MKL_THREADING=TBB BLAS=OpenBLAS MKLDNN_THREADING=TBB USE_CUDNN=0 python3 setup.py bdist_wheel

See 9fd872d for alpine patches