fix test_transpose to use numpy_xchainer_array_equal
fix test_transpose to use numpy_xchainer_array_equal

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