Attack/Spell:\n- Fixed an issue with shielding players and its interaction with other auras.

WorldClient:\n- Corrected the experience gain/loss equation on PvP kills.\n\nItem:\n- Fixed an issue with item durability going below 0.\n- Fixed an issue with earrings not being deleveled properly.\n\nMisc:\n- Fixed an issue that caused miners to randomly stop mining.