All spec : 

 

     Mirror Image : 
      Your Mirror Images will now cast spell according to your specialization

     Evocation : 
     You can now cast while moving

     New fire spell: Call Meteor : 
     Launches a massive Meteor to target location dealing fire damage to all enemies hit.

     Arcane Missiles : 
     Now hit up to 4 targets

     New :  Master : Amplifying Magic : 
     Can now be applied as a debuff on a targeted enemy

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Frost : 

 

     Frozen Core  Has been replaced by Chilled to the Bone

     Chilled to the Bone  Has been replaced by Deep Freeze 

     Deep Freeze  Has been replaced by Tendrils of Frost 

     New : Tendrils of Frost : 
     Tendrils of frost wrap around the target, inflicting Frost damage. The target is burned by the cold and suffers Frost damage for 5 seconds. 

     Cold as Ice   Has been replaced by Enduring Winter 

     New : Frost Tsunami : 
     Summons 3 water elemental to attack enemy targets for 30 seconds.

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Arcane :

 

     Student of the Mind   Has been replaced by Magic Powder 

     New : Magic Powder : 
     Increases your Spell Haste by 4/7/10%.

     Spell Power : 
     old: Increase critical strike bonus of all spell by 25/50% 
     new: Increase critical strike bonus of all spell by 35/70%

     Prismatic Cloak  Has been replaced by Arcanic Dimension 

     
     New : Arcanic Dimension : 
     Increase the damage of your Arcane Missile, Arcane Blast and Arcane Explosion by 20% of your spell power.

     Arcane Barrage : 
     Now restores 1500 mana