New Calculator icon-- to match the iPod touch as well
Network setup with VPN support and EDGE disabling
A "Carrier" menu, but your guess is as good as ours on that one. This could simply be a European thing, as their rules may not match American regulations. I really don't think AT&T would like to see Apple give the ability to unlock iPhones from their service in the next major software update.
Not listed: the disabling of ringtones, and a rollback of all the open source hacks so far. Ha, I'm kidding! Ok, maybe only about 50% kidding. Otherwise, looks like a nice update.