Fixing mistake in preprocessor guards around blas::Scal specializations
Fixing mistake in preprocessor guards around blas::Scal specializations

mcopik/Elemental,mcopik/Elemental,birm/Elemental,justusc/Elemental,justusc/Elemental,justusc/Elemental,justusc/Elemental,justusc/Elemental,mcopik/Elemental,mcopik/Elemental,birm/Elemental,birm/Elemental,birm/Elemental,birm/Elemental,mcopik/Elemental,justusc/Elemental,birm/Elemental,mcopik/Elemental