Remove shaped_xxx from reference
Remove shaped_xxx from reference

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