add more sse2 optimize
add more sse2 optimize

anntzer/numpy,seberg/numpy,pbrod/numpy,charris/numpy,mhvk/numpy,endolith/numpy,mhvk/numpy,jakirkham/numpy,rgommers/numpy,jakirkham/numpy,simongibbons/numpy,anntzer/numpy,numpy/numpy,jakirkham/numpy,pbrod/numpy,pbrod/numpy,charris/numpy,madphysicist/numpy,mattip/numpy,grlee77/numpy,numpy/numpy,simongibbons/numpy,seberg/numpy,anntzer/numpy,mhvk/numpy,mattip/numpy,pbrod/numpy,numpy/numpy,seberg/numpy,madphysicist/numpy,mhvk/numpy,seberg/numpy,pdebuyl/numpy,anntzer/numpy,madphysicist/numpy,endolith/numpy,grlee77/numpy,endolith/numpy,grlee77/numpy,pdebuyl/numpy,madphysicist/numpy,madphysicist/numpy,pdebuyl/numpy,grlee77/numpy,mhvk/numpy,jakirkham/numpy,pdebuyl/numpy,charris/numpy,rgommers/numpy,simongibbons/numpy,mattip/numpy,mattip/numpy,simongibbons/numpy,endolith/numpy,simongibbons/numpy,grlee77/numpy,rgommers/numpy,rgommers/numpy,numpy/numpy,charris/numpy,jakirkham/numpy,pbrod/numpy