* Removed global realm variable from World and use RealmList everywhere
* Match auth build key with client version
* Restored allowedSecurityLevel checks for realmlist packet building
* Restored updating population field, mysteriously removed 15 years ago in f20b25d1c9
* No more copies of Battleground classes
* FreesSlotQueues now have as key the MapId instead of queue id
* Random queues can now popup already busy specific battelgrounds (queues are NOT merged)
* Removed Holiday handling, this should already be handled in BattlegroundMgr::IsBGWeekend
* Pass ItemContext to item creation wherever possible
* Support scaling item levels with m+ keystone levels (not used currently)
* Fixed item link validation when client sends it as default uninitialized bonus list with context only
* Support scaling items depending on current active season (seasons not implemented)
* Implemented content tuning redirection
* Fully synchronize serverside animation progress with client
* Implemented updating passenger positions on elevators
* Removed visibility hack for elevators that always forced CreateObject packet to be sent to client
* Script/Commands: Allow to specify the target player in .additem command
New syntax: .additem <required item id> <optional item count> <optional player name>
Close#25875
* Move target player to new command ".additem to <player> <item> <count>"
(cherry picked from commit bebf1876ab)
* Core/Shared: Make WeatherType smart
* Scripts/Commands: Convert argument parsing of some misc commands to new system
(cherry picked from commit 5bab0e43c6)
* Core/Player: add helper methods for PLAYER_FLAGS_DEVELOPER. Update .dev command to new command model
* Rename _player -> player
(cherry picked from commit 8128bb97db)
* Core/SmartScripts: implement SMART_ACTION_OVERRIDE_LIGHT and SMART_ACTION_OVERRIDE_WEATHER
* Core/Server: correct timestamp format for shutdown/restart notification broadcasts
* remove unexpected changes
* move enum from Common to Util
* Use enum class instead of enum
* Fix width for seconds 0 to 9
(cherry picked from commit 69231581e4)
* additional output for additem command
when removing items with additem:
if the user provides an amount too large of a negative amount, the command will now output the amount of items that could not be destroyed.
* renamed sql file to hopefully avoid conflicts
* added clarification to failure string
* changed unneeded else if condition to else
* code style; braces
* Update and rename 9999_99_99_99_world.sql to 2019_12_28_01_world.sql
(cherry picked from commit 6b19f4a0ab)
