The second-to-last class that received changes in Beta Build 45480 are Shamans.
Shaman
Elemental
Elemental Spirits vs Elemental Spirits) – Your Feral Spirits are now imbued with Fire, Frost, or Lightning, enhancing your abilities increasing your damage dealt with that element by 15%.
Enhancement
Lava Lash (Rank 2) renamed to Molten Assault.
Feral Spirit – Summons two Spirit Wolves that aid you in battle for 15 sec. They are immune to movement-impairing effects, and each Feral Spirit summoned grants you 15% increased physical damage dealt by your abilities.
New Talents
Storm’s Wrath – Increase the chance for Mastery: Enhanced Elements to trigger Windfury and Stormbringer by 100%.
Earthen Weapon – Your Feral Spirits are now imbued with Fire, Frost, or Lightning, increasing your damage dealt with that element by 15%.
PvP Talents
Traveling Storms – Thunderstorm now can be cast on allies within 0 to 40 yards, and its cooldown is reduced by 15 sec. Thunderstorm can now be cast on allies within 0 to 40 yards, reduces enemies movement speed by 60% and knocks enemies 25% further. Thundershock knocks enemies 100% higher.
