#0 - Sept. 27, 2007, 8:12 p.m.
Blizzard Post
These are the announced changes we're planning in 2.3 for the Hunter class.

Serpent Sting, Immolation Trap and Explosive Trap will gain additional damage based on ranged attack power
http://forums.worldofwarcraft.com/thread.html?topicId=1778027086&postId=19976314984&sid=1#3

Wyvern Sting becoming an instant cast
http://forums.worldofwarcraft.com/thread.html?topicId=1778027086&postId=19976316044&sid=1#83

Arcane Shot will dispel one magic effect in addition to its normal damage
http://forums.worldofwarcraft.com/thread.html?topicId=1778027086&postId=19976316256&sid=1#109

Trueshot Aura no longer costs mana to cast and will last until cancelled
http://forums.worldofwarcraft.com/thread.html?topicId=1778027086&sid=1&pageNo=16#301