Now packing works finally, and the performance is improved
Now packing works finally, and the performance is improved

efeguney/gemmlowp,petewarden/gemmlowp,google/gemmlowp,petewarden/gemmlowp,maciekcc/gemmlowp,google/gemmlowp,maciekcc/gemmlowp,google/gemmlowp,efeguney/gemmlowp,petewarden/gemmlowp,petewarden/gemmlowp,google/gemmlowp,maciekcc/gemmlowp,efeguney/gemmlowp