Fix internal getrf column-major implementation
Fix internal getrf column-major implementation

wlevine/nmatrix,janusnic/nmatrix,agisga/nmatrix,wlevine/nmatrix,johnmarinelli/nmatrix,johnmarinelli/nmatrix,johnmarinelli/nmatrix,johnmarinelli/nmatrix,janusnic/nmatrix,agisga/nmatrix,wlevine/nmatrix,agisga/nmatrix,agisga/nmatrix,janusnic/nmatrix,wlevine/nmatrix,janusnic/nmatrix