Add initializers package to setup.py
Add initializers package to setup.py

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