CODE: remove unused parameter

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7009 8aca7d54-2c30-db11-9de9-000461428c89
CHG: rework nwc_tool_t::clone: check for map editor tools only if no scenario available
CODE: decrease indentation

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7010 8aca7d54-2c30-db11-9de9-000461428c89
CODE: get rid of nwc_tool_t::tool_node_t

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7011 8aca7d54-2c30-db11-9de9-000461428c89
FIX: use tool instance to check that only network-unsafe tools are sent

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7012 8aca7d54-2c30-db11-9de9-000461428c89
FIX: for two-click tools also call scenario check for starting position

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7013 8aca7d54-2c30-db11-9de9-000461428c89
CODE: remove pre_execute

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7014 8aca7d54-2c30-db11-9de9-000461428c89
CODE: use memory_rw_t directly

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7015 8aca7d54-2c30-db11-9de9-000461428c89
CODE: reduce indentation, remove dead code

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@7016 8aca7d54-2c30-db11-9de9-000461428c89