fix wording
fix wording

niboshi/chainer,wkentaro/chainer,jnishi/chainer,chainer/chainer,hvy/chainer,okuta/chainer,ktnyt/chainer,pfnet/chainer,niboshi/chainer,hvy/chainer,ronekko/chainer,hvy/chainer,jnishi/chainer,jnishi/chainer,okuta/chainer,chainer/chainer,niboshi/chainer,niboshi/chainer,wkentaro/chainer,ktnyt/chainer,rezoo/chainer,hvy/chainer,wkentaro/chainer,jnishi/chainer,keisuke-umezawa/chainer,chainer/chainer,wkentaro/chainer,ktnyt/chainer,anaruse/chainer,keisuke-umezawa/chainer,okuta/chainer,ktnyt/chainer,keisuke-umezawa/chainer,chainer/chainer,tkerola/chainer,okuta/chainer,keisuke-umezawa/chainer