DB/SAI: Fix for QUEST 12512 "Leave no one behind" by Pitcrawler
Closes #6583
Scripting/Razorfen Downs: Additions and fixes for instance.
Moved bosses Glutton, Mordresh Fire Eye, Tuten Kash to cpp.
Cleaned up code for boss Amnennar The Coldbringer.
Fixed up gong event for gong to have sound and proper spawning.
Scripted quest 3525 "Extinguishing the Idol" so you can now fight Plagmaw the Rotting.
Core: Fix non pch build
DB/SAI: Remove bad unneeded Springpaw Stalker & Elder Springpaw SAI
DB/SAI: Fix my stupid mistake
DB/Misc: Fix typo
DB/SAI: Aokromes likes to inform me of one typo at a time :)
DB/SAI: Grimscale Murloc shouldn't fear Closes #11259