Fix code style
Fix code style

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