Core: Trigger OnSave hook for PlayerScript on all save events
Scripts/Onyxia Lair: Fix debug assertions about iterators
DB/Gameobject: cage door quest Freedom for all creatures

Updates #4823, this only closes door, it still needs scripting.
DB/Gameobject: Dun Argol Cage

By dr-j, closes #11649
DB/Trainers: Fix some spells avariability

Closes #11248
DB/SAI: Fix The Multiphase Survey

Closes #6279 by untaught.
DB/SAI: The Grimtotem Weapon

by dr-j closes #3119
Core/MMAPs: Replace an assert with error log

Replace an assert in PathGenerator::BuildPolyPath() about invalid poly reference with an error log.
Fixes #11493 .
Rename 2014_02_27_01_world_sai.sql to 2014_02_27_02_world_sai.sql
Core/Player: delete queststatus (weekly/monthly/seasonal) on deleting character thx @Expecto
- also rename some prepared statements

Closes #11658
Dep/ACE: Fix assertion triggered on shutdown

Fix assertion triggered on shutdown on Windows platform Debug mode by back-porting fix from ACE revision 96226.
Fixes #9770.
DB/Creature: Commander Stoutbeard's yell

Closes #7948
DB/Gossip: Add missing texts

Note: https://github.com/TrinityCore/TrinityCore/blob/master/src/server/scripts/Kalimdor/CavernsOfTime/EscapeFromDurnholdeKeep/old_hillsbrad.cpp needs to be moved into db.
Rename 2014_03_03_00_gossip.sql to 2014_03_03_01_world_gossip.sql
DB/SAI: Loken's Orders

By dr-j, closes #4855
Update 2014_03_03_00_creature_text.sql
Core/Scripts: New ItemScript trigger, OnItemRemove
DB/Loot: Harbinger Skyriss

By MitchesD, closes #11670
DB/Creature: Fix wrong npcflag for Alchemist Kanhu

By MrSmite, closes #11671
DB/Items: Fix some startup errors

Updates #11587