Hello,

Recently a tiny working patch was posted to bug #787 [1].
The patch hasn't been merged yet and it would be great if it made it into TL2013.

Please remember to also close #746 [2] when the patch is merged.

Thanks,
Ismo Toijala

[1] http://tracker.luatex.org/view.php?id=787
[2] http://tracker.luatex.org/view.php?id=746