[Barbarian] I finally have gold (200m) and you know more than me. Where to go?

Profile: http://us.battle.net/d3/en/profile/lod-1148/hero/12453016

5 piece IK? 2 1 handers? Obvious upgrades? I never really have done a WW build, i dont like keeping WOTB up and i don't like missing loot. Was looking at some hybrid builds. Stack more IAS? Any advice really...

Note: I am about to get my first hellfire ring