Mage
Arcane Power now increases damage and mana cost by 10%, cooldown reduced to 1 minute. (Note: The spell is actually different in the data files, and increases damage and mana costs by 20% with a 2 minutes cooldown, we'll have to wait until servers are live to figure out which one is actually in game)
Arcane Power and Presence of Mind now share a category cooldown. Arcane Power causes a 15 second cooldown. Presence of Mind, once consumed, causes a 1.5 second cooldown.
Arcane Flows now reduces the cooldown of Presence of Mind, Arcane Power and Invisibility by 15/30%.
Presence of Mind: The cooldown has been reduced to 2 minutes, (down from 3.)
Slow (Arcane): now increases cast time by 30%, down from 60%.
Glyphs
Glyph of Arcane Missiles -- Increases the critical strike damage bonus of Arcane Missiles by 25%. (Old - Increases the range of Arcane Missiles by 5 yards.)
Glyph of Mana Gem -- Increases the mana recieved from using a mana gem by 40%. (Up from 10%)
Glyph of Arcane Blast -- Increases the damage from your Arcane Blast buff by 3%. (Down from 5%)