Remove debugging code
Remove debugging code

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