Remove numpy, it wasn't really needed
Remove numpy, it wasn't really needed

chainer/chainer,jnishi/chainer,ronekko/chainer,keisuke-umezawa/chainer,niboshi/chainer,cupy/cupy,rezoo/chainer,kashif/chainer,hvy/chainer,ktnyt/chainer,wkentaro/chainer,okuta/chainer,ktnyt/chainer,tkerola/chainer,chainer/chainer,jnishi/chainer,niboshi/chainer,jnishi/chainer,cupy/cupy,anaruse/chainer,jnishi/chainer,okuta/chainer,hvy/chainer,kiyukuta/chainer,ysekky/chainer,okuta/chainer,ktnyt/chainer,wkentaro/chainer,kikusu/chainer,pfnet/chainer,aonotas/chainer,niboshi/chainer,benob/chainer,keisuke-umezawa/chainer,keisuke-umezawa/chainer,cupy/cupy,cupy/cupy,chainer/chainer,wkentaro/chainer,delta2323/chainer,okuta/chainer,ktnyt/chainer,kikusu/chainer,wkentaro/chainer,hvy/chainer,benob/chainer,keisuke-umezawa/chainer,niboshi/chainer,hvy/chainer,chainer/chainer