TW hackfix Mystic Buffet

Fixes All you can eat achievement and some general problems at sindra
[TW307] - Remove custom HoR script.
Merge pull request #33 from Unholychick/patch-1

[TW308] - hackfix Mystic Buffet
Merge branch 'master' of https://github.com/TrueWoW/TrinityCore

Conflicts fixed:
	src/server/scripts/Custom/HallsOfReflection/TW_boss_lich_king_hor.cpp