It seems that my upside-down issue is due to https://bugs.launchpad.net/inkscape/+bug/571373 or something similar. It is thus more generic than this specific extension and can probably be ignored here. Sorry for the noise.
It seems that my upside-down issue is due to https:/ /bugs.launchpad .net/inkscape/ +bug/571373 or something similar. It is thus more generic than this specific extension and can probably be ignored here. Sorry for the noise.