Fix error that strides for Q are different from NumPy output
Fix error that strides for Q are different from NumPy output

chainer/chainer,niboshi/chainer,hvy/chainer,hvy/chainer,niboshi/chainer,wkentaro/chainer,chainer/chainer,wkentaro/chainer,chainer/chainer,wkentaro/chainer,hvy/chainer,hvy/chainer,niboshi/chainer,wkentaro/chainer,pfnet/chainer,chainer/chainer,niboshi/chainer