FIX: server list has to use gameinfo from current game

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6824 8aca7d54-2c30-db11-9de9-000461428c89
(An_dz) code tidy - correct comments and translate some to English

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6825 8aca7d54-2c30-db11-9de9-000461428c89