Core/DB: Gluttonous Lurkers

Solves #1249
Fix nonpch build and warning. Move script to spell_quest.cpp
Core/BG: Corrections to cf5058c4e3ef5a5b736d22a7faa5ee1e8bf8035d
Core/BG: Add workaround annotation and use exact coords
Core/Dungeon finder: Fix teleport out after dungeon is finished
Closes 8914
Core/Scripting: Update script for boss thekal, Zul'Grub
Core/Scripting: Improve boss Thekal script and misc cleanup.
DB/Conditions: Fix DB startup errors

Thanks @vlad852
Related to d77904e0af2b9a15013efc383
Core/Scripting: Clean up boss Jin'do
TDB 335.50 - 2013/01/14
Merge branch 'master' of https://github.com/TrinityCore/TrinityCore