Hunter Changes
All Spec : 
Improved Revive Pet : 
Improved Revive Pet is now learned automatically while leveling.
Beast mastery :
Removed Improved Revive Pet 
, is replaced by Beast Mastery
Unleashed fury : 
old: Increases the damage done by your pets by 3/6/9/12/15%
new: Increase the damage done by your pet by 8/16/24/32/40%
Ferocity : 
old: Increases the critical strike chance of your pet by 2/4/6/8/10%.
new: Increases the critical strike chance of your pet by 3/6/9/12/15%
Bestial Wrath : 
old: Send your pet into a rage causing 50% additional damage for 10 sec. While enraged, the beast does not feel pity or remorse or fear and it cannot be stopped unless killed.
new: Send your pet into a rage causing 75% additional damage for 10 sec. While enraged, the beast does not feel pity or remorse or fear and it cannot be stopped unless killed.
The Beast Within : 
old: When your pet is under the effects of Bestial Wrath, you also go into a rage causing 10% additional damage and reducing mana costs of all spells by 50% for 10 sec. While enraged, you do not feel pity or remorse or fear and you cannot be stopped unless killed.
new: When your pet is under the effects of Bestial Wrath, you also go into a rage causing 15% additional damage and reducing mana costs of all spells by 50% for 10 sec. While enraged, you do not feel pity or remorse or fear and you cannot be stopped unless killed.
New : Beast Shot : 
Shoot an arcane arrow that inflict Arcane damage and increases damage done by your pet by 30% during 10sec ( 20sec cooldown )
Survival :
New : Master : Explosive Shot :
Now bounce up to 5 target
New : Master : Black Arrow : 
Increase damage done to your target by 15%
Master : Black Arrow and all trap 
No longer share same cooldowns
All Trap :
Can now be placed at range. Just click the trap and choose where to drop it with your mouse and no longer shares a cooldown with other traps or Black Arrow
T.N.T : 
old: Increases the damage done by your Explosive Shot, Explosive Trap, Black Arrow and Immolation Trap by 2/4/6%.
new: Increases the damage done by your Explosive Shot, Explosive Trap, Black Arrow and Immolation Trap by 5/10/15%.
Lock and load : 
old: You have a 100% chance when you trap a target with Freezing Trap, Freezing Arrow or Frost Trap and a 2/4/6% chance when you deal periodic damage with your Immolation Trap, Explosive Trap or Black Arrow to cause your next 2 Arcane Shot or Explosive Shot spells to trigger no cooldown, cost no mana and consume no ammo. This effect has a 22 sec cooldown.
new: You have a 100% chance when you trap a target with Freezing Trap, Freezing Arrow or Frost Trap and a 10/15/20% chance when you deal periodic damage with your Immolation Trap, Explosive Trap or Black Arrow to cause your next 2 Arcane Shot or Explosive Shot spells to trigger no cooldown, cost no mana and consume no ammo. This effect has a 10 sec cooldown
New Master : Immolation Trap :
Reduced global cooldown to 8sec.
New Master : Explosive Trap :
Reduced global cooldown to 8sec.
New : Master : Black arrrow : 
Reduced global cooldown to 14sec.
Marskman :
New : Exploding Shot : 
Inflicts 150% weapon damage to an enemy and its nearby allies and increases the damage they take by 10% for 5seconds.
Improved Arcane Shot : 
old: Increases the damage done by your Arcane Shot by 5/10/15%.
new: Increases the damage done by your Arcane Shot by 10/20/30%.
Dust Piercer : 
Your damaging spells and physical damage have 8% chance to make your next Aimed Shot ignore a 100% of the target's armor and deal 200% damage.
Ranged Weapon Specialization : 
old: Increases the damage you deal with ranged weapons by 1/3/5%.
new: Increases the damage you deal with ranged weapons by 3/6/9% and armor penetration with ranged weapons by 3/6/10%.
Barrage : 
old: Increases the damage done by your Multi-Shot, Aimed Shot, and Volley spells by 4/8/12%.
new: Increases the damage done by your Multi-Shot, Aimed Shot, and Volley spells by 6/12/18%.