Its good that this fixes the problem, but I don't see why
> flipping an image upside down should also change its
> size. There's probably still a bug in there somewhere, but
> its not too important if the SVG images look correct now.
That was a different bug, which I fixed too.
> The SVG backend is also useful for debugging because it
> gives you a text list of everything the frontend does. For
> example I can look at the output of './simple_plot.py
> -dSVG' and see that the frontend seems to have a bug where
> its drawing every tickline twice. I had a look at axis.py
> but could not work out what was going on.
Interesting. I've heard of this once before. I'll see if I can find