Pretty much exactly as predicted, Blizzard Entertainment announced the next expansion for World of Warcraft Friday afternoon during the opening ceremonies for its annual Blizzcon convention in Anaheim, Calif. Called Cataclysm, the next expansion will, among other features, raise the character level cap to 85, introduce two new playable character races, and involve a wholesale refresh of Azeroth, the setting for the original World of Warcraft game released back in 2004...