[Tilesathome] less inkscape calls in _unstable

[Matthias Julius]

Knut Arne Bjørndal <bob+osm at cakebox.net> writes:

> In _rasterizer_branch I have completely reworked that part, could you
> maybe wait with your changes to just that part until that's ready, and
> I could move svg2png into Tileset.pm myself?

How are you coming along?

It looks like some users will benefit if we re-introduce (optional)
striped rendering.  This of course will require some changes to
RenderSVG again.

I don't want to disrupt your work more than necessary.  How far are
you from merging your branch into _unstable?

Matthias