Core/Scripts: Allow persistent area auras to use DoCheckAreaTarget hook.
Core/World: Fixed a warning
Scripts/Icecrown Citadel

* Fixed rare weird coldflame positioning
* Fixed Bone Slice
* Changed Bone Spike Graveyard timing (first has to happen after Lord Marrowgar starts using Bone Slice)
Merge branch 'master' of https://github.com/TrinityCore/TrinityCore into dt