So the most recent patch is up on the beta. Patch #9014 (yes, it's over 9000!) is now available for play.

Source

Death Knight Skills
Blood
* Blood Tap now lasts 20 seconds.

Frost
* Howling Blast damage has been increased. (From 192-208 to 259-281 for Rank 5)
* Obliterate damage has been slightly lowered. (From 252 + 126 per disease to 238.5 + 119.25 per disease for Rank 3)

Unholy
* Death and Decay damage has been increased. (From 52 DPS to 62 DPS for Rank 4)

Talents
Blood
* Dancing Rune Weapon cooldown has been increased from 2 to 3 minutes.
* Bloody Vengeance doesnt affect frost and shadow damage anymore.
* Abomination's Might range has been increased from 20 to 45 yards.
* Bladed Armor now increases your attack power by 1/2/3/4/5 for every 180 armor value you have. (Old - 1/2/3/4/5 strength for every 400 armor value)

Frost
* Tundra Stalker now increases the damage of Icy Touch by 20/40/60/80/100%.
* Guile of Gorefiend doesn't affect Rune Strike anymore, now affects Howling Blast.

Unholy
* Reaping doesn't affect Pestilence anymore, now affects Blood Strike
* Blood-Caked Blade changed - Your auto attacks have a 5% chance to cause a Blood-Caked Strike, which hits for 25% (up from 20%) weapon damage plus 12.5% (up from 10%) for each of your diseases on the target.

Druid Skills
Feral
* Mangle - Cat damage increased from 160% normal damage to 200% normal damage. Additional damage increased as well. (507 to 634 for Rank 5)
* Rake damage has been increased. (from [ 6% of AP + 387 ] to [ 18% of AP + 1161 ] for Rank 7)
* Swipe now affects an unlimited amount of targets

Talents
Balance
* Nature's Splendor now increases the duration of Lifebloom by 2 seconds. (Down from 3)

Feral
* Protector of the Pack now reduces the damage you take by 1/2%. (Down from 3%)

Hunter Skills
Beast Mastery
* Aspect of the Wild (Rank 4) now increases Nature resistance by 130. (Up from 70)
* Aspect of the Viper changed to : The hunter takes on the aspect of the viper, causing ranged attacks to regenerate mana but reducing your total damage done by 50%. Mana gained is based on the speed of your ranged weapon.
* Aspect of the Beast has been changed and re-added to the game. The hunter takes on the aspects of a beast, becoming untrackable and increasing melee attack power of the hunter and the hunter's pet by 10%. Only one Aspect can be active at a time.

Marksmanship
* Aimed shot casting time reduced from 11% of base mana to 8%. Casting time changed from 2.5 sec to instant. Cooldown increased from 6 seconds to 10 seconds. Damage reduced to about 25% of the old value. (Lowered from 1570 to 408 for Rank 9)
* Kill Shot damage now deals 200% weapon damage (down from 205%). Additional damage nerfed as well. (Down from [ 40% of RAP + 1200 ] to [ 40% of RAP + 650 ] for rank 3)
* Multi-Shot mana cost has been increased from 8% of base mana to 9%.

Survival
* Freezing Arrow now breaks on any damage. (Old - The ice has a chance to break on damage.)
* Freezing Trap now breaks on any damage. (Old - The ice has a chance to break on damage.)

Talents
Beast Mastery
* Kindred Spirits does not stack with other movement speed increasing effects anymore.

Marksmanship
* Readiness has been removed from Survival Tree and moved to Tier 5 of Marksmanship Tree.
* Scatter Shot has been removed from Marksmanship Tree and moved to Tier 3 of Survival Tree
* Marked for Death now increases your damage done by your shots and the damage done by your pet's special abilities by 4% on marked targets. (Down from 8%)
* Focused Aim doesn't affect Aimed Shot anymore and now also increases your chance to hit by 1/2/3%.

Survival
* Readiness has been removed from Survival Tree and moved to Tier 5 of Marksmanship Tree.
* Scatter Shot has been removed from Marksmanship Tree and moved to Tier 3 of Survival Tree
* Point of No Escape has been changed from 3 to 2 points and now affects Freezing Arrow. Critical strike chance increased changed to 3/6% (up from 2/4/6%)
* Surefooted has been moved from Tier 4 to Tier 2 and doesn't increase hit chance anymore.
* Lock and Load now has a 2/4/6% chance to proc on periodic damage. (Down from 5/10/15%)
* Trap Mastery has been moved from Tier 3 to Tier 9 and now increases the duration by 30% of both Freezing and Frost Trap.
* T.N.T. has been moved from Tier 2 to Tier 4.

Mage Skills

* Evocation cooldown has been reduced from 8 minutes to 5 minutes.

Talents
Fire
* Living Bomb doesn't knock up all targets in the air anymore.

Frost
* Deep Freeze doesn't deal damage anymore. Now only stuns the target for 5 seconds.

Talents
Arcane
* Missile Barrage now affects Arcane Barrage as well. Rank 5 proc chance changed from 12% to 20%.

Fire
* Hot Streak now affects Fire Blast as well
* Empowered Fireball renamed to Empower Fire. Now affects Frostfire Bolt as well

Frost
* Frostbite has been moved from Tier 2 to Tier 1.
* Frost Warding has been moved from Tier 1 to Tier 2.

Paladin Skills
Holy
* Divine Plea changed to : You gain 25% of your total mana over 15 sec (Old - 10 sec), but the amount healed by your spells is reduced by 100%. (Old - 50%)

Talents
Holy
* Judgements of the Pure now lasts 1 minute. (Up from 30 seconds)
* Infusion of the Light now reduces the cast time of your next Holy Light spell by 0.5/1sec. (Down from 1.25/2.5 sec)

Retribution
* Judgement of the Wise has been changed to grant you 33% of your base mana instead of 20% of your maximum mana.

Priest Skills
Holy
* Holy Nova mana cost changed from 33% of base mana to 25% of base mana.

Talents
Discipline
* Improved Inner fire has been moved from Tier 3 to Tier 2
* Improved Power Word: Fortitude has been moved from Tier 2 to Tier 3.
* Twin Disciplines now Increases the damage and healing done by your instant spells by 1/2/3/4/5%. (Old - Increased spell power)

Holy
* Guardian Spirit now heals the target of 50% of their maximum health

Shadow
* Twisted Faith now works when your target is afflicted by Shadow Word: Pain instead of Mind Flay.


Rogue
Talents
Assassination
* Focused Attacks now gives 2 energy regardless of the rank.

Combat
* Vitality increases your Energy regeneration rate by 8/16/25%. (Up from 3/6/10%)
* Blade Twisting changed to : Increases the damage dealt by Sinister Strike and Backstab by 5/10%, and your damaging melee attacks have a 10% chance to Daze the target for 4 sec.
* Aggression has been moved from Tier 5 to Tier 4. Now increases the damage done by Sinister Strike, Backstab, and Eviscerate abilities by 3/6/9/12/15%. (Up from 2/4/6/8/10%)

Shaman Skills
Enhancement
* Fire Resistance Totem now increases fire resistance by 130 (Up from 70) and lasts 5 minutes. (Up from 2 minutes)

Talents
Elemental
* Totem of Wrath now lasts 5 minutes. (Up from 2 minutes)

Enhancement
* Maelstrom Weapon proc chance changed from 20/40/60/80/100% on critical hit to 3/6/9/12/15% when you deal damage with a melee weapon. Now affects Chain Heal as well.
* Dual Wield Specialization now Increases your chance to hit while dual wielding by an additional 1/2/3%. (Down from 2/4/6%)
* Stormstrike doesn't affect Fire or Frost damage anymore.
* Unleashed Rage now increases both melee and ranged attack power and works within 45 yards. (Old - Affected only melee AP, 20 yards)
* Flurry now increases your attack speed by 5/10/15/20/25% (Down from 10/15/20/25/30%) for your next 3 swings after dealing a critical strike.

Restoration
* Ancestral Awakening now affects Riptide as well
* Improved Water Shield now affects Riptide as well

Warlock Skills
Affliction
* Curse of Doom now summons a Doomguard only if the target yields experience or honor.
* Haunt now heals you for 100%. (Down from 200%)
* Drain Soul now causes four times the normal damage if the target is at or below 25% health

Demonology
* Demonic Circle now lasts 6 minutes.
* Inferno now summons an infernal under the command of the caster for 1 minute. (Down from 5 minutes)

Destruction
* Chaos Bolt now deals Fire damage instead of Chaos damage
* Conflagrate can now be casted on targets afflicted by Shadowflame

Talents
Affliction
* Everlasting Affliction doesn't affect Shadow Bolt anymore but affects Haunt instead.

Demonology
* Demonic Pact doesn't work with enslaved demons anymore

Warrior Skills
Arms
* Thunder Clap now affects an unlimited amount of targets

Fury
* Battle Shout attack power increase has been lowered from 550 to 548.

Protection
* Revenge isn't labeled as causing a high amount of threat anymore. Damage has been doubled. (From [ 9.3% of AP + 652 ] to [ 20.7% of AP + 1454 ] for rank 9)
* Shield Slam damage has been slightly increased. (From 756-794 to 990-1040 for Rank 8 )

Talents
Arms
* Sword Specialization proc effect now cannot occur more than once every 6 seconds.

Fury
* Armored to the Teeth now Increases your attack power by 3 for every 180 armor value you have. (Old - Increased Strength by 1/2/3 for every 400 armor value)

Protection
* Sword and Board now has a chance to proc from Revenge as well.
* Vigilance now transfers 10% of the target's threat to the warrior instead of just reducing it.