markcw created some unofficial documentation for the new commands up to version 1.99 with proper html help files to slip right into the official help directories. See link below. MeshCullBox is included and works like a dream.
http://www.blitzbasic.com/Community/posts.php?topic=79638#894169
HTH
http://www.blitzbasic.com/Community/posts.php?topic=79638#894169
HTH