Update SpellAuraEffects.cpp

Added Several Well Fed Item-Spells
Update SpellAuraEffects.cpp
Update SpellAuraEffects.cpp
Core/Taxi: Fix exploit related to unexplored nodes
Scripts: A lots of changes here and there (maybe useless?!?)
Core/Spells: move killing spree to spellscript

Closes #10597
Closes #11468
Fix build
Core: Fix non pch build
Merge pull request #11499 from Dehravor/taxi-node

Core/Taxi: Fix exploit related to unexplored nodes
Merge pull request #11396 from natepizzle/master

SpellAuraEffects
Scripts: Gossip can crash with null instance