Gear/talent check please review.Follow

This is my Raid DPS warrior:
http://www.wowarmory.com/character-sheet.xml?r=Emerald%20Dream&n=Temaki

I'm trying to get more items from Kara but they never seem to drop when I go.
It would be really nice if you guys would tell me what I can improve and what I am doing wrong.
And when the new heroic badge items come out next patch, which items should I change first?