the TeX multicol package supports both balanced and
However, jadetex 3.11 doesn't call the functions for
unbalanced columns correctly.
Since a bug in the handling of
%page-balanced-columns?% was fixed in 3.11, this is
now the common case - so multicolumn documents that
used to work in 3.10 no longer work...
This fixes the problems (not really in the best way