DB/Misc: Fix startup errors

-TrinityCore
Core/Scripting: Emberseer event will now check to see if all players …

…in instance are clicking altar.
-TrinityCore
DB/SAI: add SAI support for The Sum is Greater than the Parts

-TrinityCore
DB/SAI: add SAI support for Neutralizing the Plague

-TrinityCore
[DB/SAI] add SAI support for Pushed too far (Quest 12869)

-TrinityCore
DB/Commit: add DRAKE define to fix query
DB/Misc: Some updates for BRS & BWL

-TrinityCore
Core/Scripting: Gyth / Rend Event in progress.
Following the work of Hall of Reflection
cleaning the style of code
Fxed small Boss falric
fix small boss marwyn
DB/FactionChange: Add missing player_factionchange_spells for Black W…

…ar Bear / Black War Mammoth
DB/Item: set the correct PageText value for item 37540
Core/Scripting: More fixes and updates for BRS Instance.

-trinityCore
Core: Fix non pch build
Core: Fix warnings
DB/Creature_template: A couple npc updates.
DB/Creature_text:
DB/Creature_text: And I forgot the text