Quest 4901 "Guardians of the Altar"
Scripts/Commands: Add .list mail $char/$guid command

Prints a list of mails received by the characters

Closs #9421
Core/DB: Fix a table name in CHAR_SEL_MAIL_LIST_INFO
Core: Fix warnings
Merge branch 'master' of github.com:TrinityCore/TrinityCore into 4.3.4
Fixed TOC faction champions loot chest (Now it will be selectable after spawning).
Merge pull request #9470 from Visagalis/visagalis

[TOC faction champions fix] Loot chest is now selectable after spawning.
Closes #9164
Fix mismatching new/delete
Merge pull request #9472 from jacob-baines/mismatch

Fix mismatching new/delete
Core/Misc: Do not use singleton when calling to static function ChooseDisplayId (and remove unused parameter)
Core/Account: Remove unused helper functions
Core/Misc: Define multiple functions const (+ code cleanup here and there)
Merge pull request #8734 from blipi/guardians_altar

Quest 4901 "Guardians of the Altar"
SQLS: Rename sql file after PR merge
Merge branch 'master' of github.com:TrinityCore/TrinityCore into 4.3.4

Conflicts:
	src/server/game/AI/EventAI/CreatureEventAI.cpp
	src/server/game/AI/EventAI/CreatureEventAI.h
	src/server/game/AI/EventAI/CreatureEventAIMgr.cpp
	src/server/game/Battlegrounds/Battleground.cpp
	src/server/game/DataStores/DBCStores.cpp
	src/server/game/Entities/Object/Object.h
	src/server/game/Entities/Player/Player.h
	src/server/game/Entities/Unit/Unit.cpp
	src/server/game/Entities/Unit/Unit.h
	src/server/game/Spells/Auras/SpellAuraEffects.cpp
	src/server/game/Spells/SpellInfo.h
Core/AI: Do not expose internal storage of SummonList
Core/Scripts: Removed CAST_PLR define
Core/Scripts: Removed CAST_CRE define
Core/Pets: Remove unnecesary member variable (m_owner)
Core: More functions moved to const