Check out the bloodcraze and second wind changes, they look immense as far as healing goes. However incase you didnt check our mortal enemies mages are getting a talent that allow no cd on Frost Nova or Cone of Cold and allows you to do dmg to polymorph before breaking it.
did you notice no weapon specialization at all? they said they were goign to remove axe and mace n let sword be for all weapons but wheres it at(not talking bout mastery either)