Removed unnecessary +1 on the range of the scalar version, fixed missing static
Removed unnecessary +1 on the range of the scalar version, fixed missing static

dave-andersen/gemmlowp,google/gemmlowp,google/gemmlowp,google/gemmlowp,dave-andersen/gemmlowp,efeguney/gemmlowp,efeguney/gemmlowp,efeguney/gemmlowp,dave-andersen/gemmlowp,petewarden/gemmlowp,maciekcc/gemmlowp,petewarden/gemmlowp,google/gemmlowp,maciekcc/gemmlowp,petewarden/gemmlowp,petewarden/gemmlowp,maciekcc/gemmlowp