Yup, You can only brag with Achievement points. You cannot use them for anything. Sorry!
Locking at it seems like your question was answered in the first post.
Edit: Nvm, you didn't post this in the correct section so I can't lock it. xD
This section is meant for server related issues, for questions about the gamemode's functions features etc etc, post here:
viewforum.php?f=662