[luatex] Interfere with page breaking to balance pages

[Stephan Hennig]

Am 17.10.2012 15:50, schrieb Patrick Gundlach:

> you can do something like this:
> 
> tex.box["AtBeginShipoutBox"]
> 
> that's a bit more luaeque IMO.

Nice, but when did Taco tell you that secret?  I can't find it in the
LuaTeX manual. :/

Best regards,
Stephan Hennig