(Max-Max) FIX: client area of scrolled windows correct

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6572 8aca7d54-2c30-db11-9de9-000461428c89
(Max-Max) slightly reordered option dialogue

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6573 8aca7d54-2c30-db11-9de9-000461428c89