It looks like just about all the codices got updates, including v1.0 for Tau, Forgebane, Drukhari, and Necrons. I am digging through them now to see what else is in there, but it does look like quite the updates to all the armies.
Get them here.
https://www.warhammer-community.com/faqs/
Just in case they crash again like yesterday... here are the new ones v1.0
