The new patch will be live tomorrow and there will be some hotfixes. Here are the Class fixes :
Resolved an issue that could cause characters to remain disarmed for an extended period of time.
Breath of Sindragosa now deals reduced damage to secondary targets. Damage to the primary target remains unchanged.
FeralSavage Roar should no longer incorrectly consume Omen of Clarity's clearcasting effect.
Resolved an issue where Rip refreshed through Ferocious Bite was not extending its duration for the full amount against targets that were below 25% health.
ProtectionThe passive ability Sanctuary, is now learned at level 10.
ShadowResolved an issue where Shadow Priests in Shadowform were not displaying a targeting outline.
GeneralChain Lightning, Flame Shock, Frost Shock, Lava Burst, and Lightning Bolt now costs 50% less mana.
ElementalEarth Shock and Earthquake now costs 50% less mana.
Glyph of Ember Tap was causing Ember Tap to heal for more than intended. Additionally, the glyph now increases the healing of Ember Tap by 2% (down from 5%).