Not using numpy.maximum option `out` if iDeep
Not using numpy.maximum option `out` if iDeep

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