ProjectSkyfire/SkyFireEMU — pull request #791 by Rouen-X (2013-01-06 11:55:51+00:00)
Title: Core/Spell: Update Lightning Overload (Shaman Elemental's Mastery) to Cataclysm.

Still not handled correctly, does not take into consideration mastery rating and talent spec, and two copies of the spells will be cast instead of one.

But it's a start.