So Far :
Shadow
Improved shadow word pain : nerfed to 3%/6% (was 5%/10%)
Mind flay : Scaled down Rank 9 damage decrease (Down to 588, was 690, almost a 15% nerf)
Twisted Faith : Damage done by Mind blast and Mind flay increases by 10% (5/5 talents) if your target is afflicted by Mind flay (wtf)
Update :
Shadow Word: Pain damage has been reduced. (1530 to 1380 - thats a 10% nerf )