The Fossil Pokemon's evolutions, and some other small bits of info.
Amaura's evolution, called Aurorus. Aurorus is said to have a move called Freeze Dry, an Ice type move that is supposed to be super effective against water types. That could suggest that some new moves will mess with the typical typing chart,
I can hear the screams of diehard fanboys from here.
And Tyrunt's evolution, called Tyrantrum
Also, no new Pokemon get Mega Evolutions. Well, that sucks, don't it?
And apparently Pokemon now get EXP even when capturing Pokemon.
And, you can change your trainers outfit from any Pokemon Center.