Add support for npcs 27641, 28166 and 29713 (Gundrak and Oculus)

Also add missing emote for npc 27654 and missing OOC spell for npcs 27639 and 27640
Merge pull request #16 from xfurry/wotlk

Add support for npcs 27641, 28166 and 29713 (Gundrak and Oculus)