Support non-contiguous array on Native Fill
Support non-contiguous array on Native Fill

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