Fix readme
Fix readme

Use chainer-cuda-deps package to install cuda dependencies instead of chainer-cuda-requirements command.

t-abe/chainer,hvy/chainer,hvy/chainer,cupy/cupy,chainer/chainer,kiyukuta/chainer,hidenori-t/chainer,benob/chainer,ytoyama/yans_chainer_hackathon,AlpacaDB/chainer,jnishi/chainer,sou81821/chainer,sinhrks/chainer,ktnyt/chainer,AlpacaDB/chainer,laysakura/chainer,niboshi/chainer,kikusu/chainer,niboshi/chainer,woodshop/chainer,wkentaro/chainer,tereka114/chainer,wkentaro/chainer,delta2323/chainer,keisuke-umezawa/chainer,muupan/chainer,ikasumi/chainer,t-abe/chainer,ysekky/chainer,muupan/chainer,sinhrks/chainer,cupy/cupy,yanweifu/chainer,wkentaro/chainer,truongdq/chainer,ktnyt/chainer,kuwa32/chainer,rezoo/chainer,hvy/chainer,tscohen/chainer,wkentaro/chainer,ktnyt/chainer,cupy/cupy,chainer/chainer,okuta/chainer,keisuke-umezawa/chainer,tigerneil/chainer,hvy/chainer,jnishi/chainer,anaruse/chainer,jfsantos/chainer,keisuke-umezawa/chainer,ronekko/chainer,okuta/chainer,woodshop/complex-chainer,elviswf/chainer,wavelets/chainer,jnishi/chainer,niboshi/chainer,ktnyt/chainer,1986ks/chainer,kashif/chainer,niboshi/chainer,jnishi/chainer,chainer/chainer,aonotas/chainer,kikusu/chainer,cemoody/chainer,okuta/chainer,benob/chainer,Kaisuke5/chainer,masia02/chainer,tkerola/chainer,truongdq/chainer,keisuke-umezawa/chainer,bayerj/chainer,cupy/cupy,chainer/chainer,minhpqn/chainer,umitanuki/chainer,pfnet/chainer,okuta/chainer