Comment 7 for bug 281713

This regression only came to light after the 1.8.0 release, fixed with:
commit 3c18d95b293eddaa25232bc06398c78bc8043cb4
Author: Chris Wilson <email address hidden>
Date: Sun Sep 28 15:57:37 2008 +0100

    Compute device_transform_inverse.

    Because we can independently set either the device scale or the device
    offset, we need to be careful and recompute the inverse rather than simply
    assuming that the original contents of the device transform is identity.

    Fixes regression https://bugs.launchpad.net/inkscape/+bug/234546.

(Assuming I've identified the correct issue.)