Unfortunately, I don't know, and I've just heard about this myself!
GREAT NEWS! Looks like I'll be busy this next week toying around with all the new nav editing features.
perfect timing as I've been needing some test players for a re-make im working on of de_train.
and here's the link:
http://www.steampowered.com/Steam/Ma...005/?l=english
The only thing Mike's really told us is that the ladder navigation has changed quite a bit, which was one of the biggest problems in the CS:CZ bot.
Be on the lookout for my updated tutorial on nav editing for CS:Bot for CS:S!!!