Patch 8.0.1/API changes

Battle for Azeroth alpha UI changes observations:

• https://github.com/Ellypse/wow-ui-source/wiki/Battle-for-Azeroth-alpha-UI-changes-observations

• New table.
• New table.

• ,, and have been moved inside the new namespace.
• COMBAT_LOG_EVENT_UNFILTERED event no longer provides a loadout. should be used OnEvent to retrieve that info.
• now raises an error when trying to register an unknown event.
• no longer accepts a spell name as a filter. You can use the new instead, implemented in Lua.
• UNIT_POWER is now UNIT_POWER_UPDATE
• The limit on the number of chat channels that can be joined by the player has been increased from 10 to 20.
• C_Vignettes replaced by C_VignetteInfo

• "all map API was removed", including functions like or.
• has been removed. Use ("player") to get the current uiMapID for the player or WorldMapFrame:GetMapID to get the uiMapID map currently displayed in the World Map Frame UI.
• has been removed. Use (uiMapID, unitToken) to get the position of the unit (only works for the player and party members).
• has been removed, use EJ_GetInstanceForMap(C_Map.GetBestMapForUnit("player")) instead to get the current instance ID.
• GLYPH_ADDED, GLYPH_REMOVED, and GLYPH_UPDATED have been removed.
• FindSpellOverrideNameByName, FindBaseSpellNameByName, and SearchGuildRecipes have been removed.

These events were added or initially documented in Blizzard API Documentation.

These events were removed.