Stretachble skins take two

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6907 8aca7d54-2c30-db11-9de9-000461428c89
And now the binaries too

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6908 8aca7d54-2c30-db11-9de9-000461428c89