This patch has Makefile changes to add test for shgemm which
compares sgemm and shgemm result.

Increase default BUFFER_SIZE on MIPS64

rebase

[WIP] Have CMAKE parse conditional lines in KERNEL files

Supports ifeq and ifneq, but requires both to have an else branch

Increase BUFFER_SIZE on MIPS32 to accomodate SGEMM requirements

in response to compile-time warning from #2551

rebase

Fix travis configuration and update CONTRIBUTORS.md

Increase POWER8 ZGEMM_R and use same R values for POWER9

fixes lapack-test zger failures seen in #2299 after application of my PR #2551

Quote getarch include paths in prebuild.cmake

rebase

default 11.3.1 in the github image is causing brew to fail with "outdated xcode" message

Work around IDAMAX/IZAMAX bugs on POWER8BE with ELFv2 FreeBSD

Enable cblas interfaces to GEMM3M in CMAKE builds

Fix linker option passing for MSVS and ReLAPACK

for #2299

target_link_libraries does not work here according to issue 2472

rebase

Support MIPS32 24K family as P5600

Add half precision gemm for bfloat16 in OpenBLAS

Add a Windows/CL build job to the Azure CI

Revert "Add Windows build job on Azure CI"

This reverts commit e1e543b145.

* Add Windows-CL build job on Azure