I'm going to spam this post with screenshots from the latest build.
Note the new icons on the menu bar. They greyed-out on currently has no tooltip, but it is where Social used to be. The Quest Log is now also an !
There is a new ability for Warlock, Summon Demon. Clicking it opens a dropdown/dropup/dropsideways menu listing all of your minions. EDIT: The same has been done for Mage portals.
Demonology's Hellfire-on-the-move is now implemented.
Portals to take you to each of the new zones are now part of the city stone circles, including a 'You need to be level 85 to use this portal" for Tol Barad.