Patch 2.0.6

Hunters

 * Silencing Shot now does only 50% of weapon damage instead of 75%.
 * The base damage for Arcane Shot has been reduced by about 9% and the bonus damage from ranged attack power reduced from 20% to 15%.
 * The bonus damage for Barrage is now 4/8/12% for ranks 1/2/3.
 * The bonus damage for Improved Barrage is now 4/8/12% for ranks 1/2/3.

Mages

 * Each rank of Improved Fireball now reduces your spell damage coefficient by 2%.
 * Each rank of Improved Frostbolt now reduces your spell damage coefficient by 2%.
 * Counterspell no longer triggers the global cooldown.
 * Mana Shield now absorbs magical damage as well as physical damage.

Priests

 * The bonus coefficient for Shadow Word: Pain has been reduced by about 9%. This should result in about 5% less damage done by Shadow Word: Pain for the typical priest.

Bug Fixes

 * The Frozen Shadoweave Boots will now properly increase shadow damage.
 * Players will no longer lose control of their character if they try to talk to an NPC while mobs are aggro on them.
 * The  command will now work on pieces of gear that are not in your primary bag.
 * Fixed an issue that was causing some players to disconnect in Hellfire Citadel: Blood Furnace.
 * The Corruptor 4 piece set bonus will now be properly applied.
 * The Legion Fel Cannons at Forge Camp Anger in Blades Edge will now properly spawn above ground.
 * The Arena queue tooltip will now show the arena that the player is queued for.
 * Fixed an error that was causing players to disconnect if they tried to socket a gem that had been gift wrapped.
 * Fixed an error that was causing players to disconnect forming a party with other members in the same area.
 * Pet icons will now properly update in the Stables window. Improved the robustness of the pet action bar display. It is now less likely to be accidentally blocked by addons.
 * Players will no longer hear the gong sound repeated after initially joining a queue for the battlegrounds.
 * Having a group invite declined while queued via "Looking for More" will no longer remove you from the queue.
 * Nethershard will no longer cost honor to purchase but will cost gold instead.
 * Players will no longer be given access to both quest lines following the Declaration of Allegiance to the Scryers or Aldor in Shattrath City.