fix grammar
fix grammar

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