Core/Util: Fixed "value" name in Optional struct to follow code style
DB/Misc: Updated the change faction reputations up to 6.0.3.19057
DB/GameTele: Added some Draenor teleport positions.

Closes #13594
It's a good idea to save file changes before commiting. 7aac3bc1529d
Core/PacketIO: Updated SMSG_TRANSFER_PENDING and SMSG_TRANSFER_ABORTED
Core/PacketIO: Documented possible values for SMSG_NEW_WORLD reason field
Core/Logging: improved conditions error log messages

(cherry picked from commit d9c6b8fd89514e2b31dc1c4ac6668b5374d51fc1)
Scripts/SethekkHalls: fixed Talon King Coffer

(cherry picked from commit 716d1404de9d3a5dd6d3c5945f30f48ac544b10c)
Resolve merge conflict
Scripts/SteamVault: Remove non-selectable flag from access panels once their respective bosses are done

(cherry picked from commit e778ee14163a4989b90025f4d83f897a03ae183d)
Core/Spells: Made the loading of the orientation of SPELL_DEST_DB from SpellEffect.dbc
Core/Packets:
- updated/enabled CMSG_CHANNEL_DISPLAY_LIST, CMSG_CHANNEL_LIST, CMSG_JOIN_CHANNEL, CMSG_LEAVE_CHANNEL, SMSG_CHANNEL_LIST, SMSG_CHANNEL_NOTIFY_JOINED, SMSG_CHANNEL_NOTIFY_LEFT
- updated CMSG_SET_SELECTION
- updated CMSG_TUTORIAL_FLAG (removed CMSG_TUTORIAL_CLEAR, CMSG_TUTORIAL_RESET)
- fixed null guid in EquipmentSetList
- fixed struct of MonsterMove
Scripts/CoS: Added SetDespawnAtFar, fixes Arthas despawning if no players are in range

(specially during waves)

(cherry picked from commit 0a0e9b196fe3e4db0d807beb17d90895c174ce84)
Fix PCH build
Core/Spells: Small cleanup in SpellEffectInfo::CalcValue
DB/Schema/Auth: Change `account`.`os` to varchar(4)

Windows and Mac 64 bit clients send "Wn64" and "Mc64", respectively, and that does not fit in a varchar(3)
Core/Packets: Fixed SMSG_EMOTE and SMSG_TEXT_EMOTE
Core/Packets: Added the following packets:
CMSG_BANKER_ACTIVATE
CMSG_BINDER_ACTIVATE
CMSG_GOSSIP_HELLO
CMSG_LIST_INVENTORY
CMSG_TRAINER_LIST
SMSG_GOSSIP_MESSAGE
SMSG_LIST_INVENTORY
CMSG_NPC_TEXT_QUERY
SMSG_NPC_TEXT_UPDATE
Implemented CMSG_DB_QUERY_BULK and SMSG_DB_REPLY and removed unused CMSG_REQUEST_HOTFIX
Core/Spells: Fix a warning possibly introduced in da5d0da7
Core/Packets: Added SMSG_TRAINER_LIST and fixed build