Add CMAKE install target
Add CMAKE install target

Add CMAKE install target (copied from a patch provided by PrimarchOfTheSpaceWolves in #957)
kortschak/OpenBLAS,buffer51/OpenBLAS,xianyi/OpenBLAS,buffer51/OpenBLAS,buffer51/OpenBLAS,grisuthedragon/OpenBLAS,buffer51/OpenBLAS,buffer51/OpenBLAS,kortschak/OpenBLAS,buffer51/OpenBLAS,kortschak/OpenBLAS,grisuthedragon/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,kortschak/OpenBLAS,kortschak/OpenBLAS,grisuthedragon/OpenBLAS,kortschak/OpenBLAS,xianyi/OpenBLAS,buffer51/OpenBLAS,grisuthedragon/OpenBLAS,grisuthedragon/OpenBLAS,xianyi/OpenBLAS,grisuthedragon/OpenBLAS,grisuthedragon/OpenBLAS,kortschak/OpenBLAS,xianyi/OpenBLAS,kortschak/OpenBLAS,buffer51/OpenBLAS,xianyi/OpenBLAS,kortschak/OpenBLAS,xianyi/OpenBLAS,grisuthedragon/OpenBLAS