Core/DBLayer: Convert async queries to new query callbacks and remove old callback handling

(cherry picked from commit 8e2634b2b4)

Conflicts:
	src/server/bnetserver/Server/Session.cpp
	src/server/bnetserver/Server/Session.h
	src/server/database/Database/QueryCallback.cpp
	src/server/game/Handlers/CharacterHandler.cpp
	src/server/game/Handlers/SocialHandler.cpp
	src/server/game/Server/WorldSession.cpp
	src/server/game/Server/WorldSession.h
	src/server/game/Server/WorldSocket.cpp
	src/server/game/Server/WorldSocket.h
	src/server/game/World/World.cpp
	src/server/game/World/World.h

src/server/database/Database/Implementation/CharacterDatabase.cpp

@@ -51,7 +51,7 @@ void CharacterDatabaseConnection::DoPrepareStatements()
                      "cb.guid, cd.genitive FROM characters AS c LEFT JOIN character_pet AS cp ON c.guid = cp.owner AND cp.slot = ? "
                      "LEFT JOIN character_declinedname AS cd ON c.guid = cd.guid LEFT JOIN guild_member AS gm ON c.guid = gm.guid "
                      "LEFT JOIN character_banned AS cb ON c.guid = cb.guid AND cb.active = 1 WHERE c.account = ?  AND c.deleteInfos_Name IS NULL ORDER BY c.guid", CONNECTION_ASYNC);
-    PrepareStatement(CHAR_SEL_FREE_NAME, "SELECT guid, name FROM characters WHERE guid = ? AND account = ? AND (at_login & ?) = ? AND NOT EXISTS (SELECT NULL FROM characters WHERE name = ?)", CONNECTION_ASYNC);
+    PrepareStatement(CHAR_SEL_FREE_NAME, "SELECT guid, name, at_login FROM characters WHERE guid = ? AND account = ? AND NOT EXISTS (SELECT NULL FROM characters WHERE name = ?)", CONNECTION_ASYNC);
     PrepareStatement(CHAR_SEL_GUID_RACE_ACC_BY_NAME, "SELECT guid, race, account FROM characters WHERE name = ?", CONNECTION_BOTH);
     PrepareStatement(CHAR_SEL_CHAR_LEVEL, "SELECT level FROM characters WHERE guid = ?", CONNECTION_SYNCH);
     PrepareStatement(CHAR_SEL_CHAR_ZONE, "SELECT zone FROM characters WHERE guid = ?", CONNECTION_SYNCH);
@@ -162,7 +162,6 @@ void CharacterDatabaseConnection::DoPrepareStatements()
     PrepareStatement(CHAR_SEL_CHARACTER_NAME_CLASS, "SELECT name, class FROM characters WHERE guid = ?", CONNECTION_SYNCH);
     PrepareStatement(CHAR_SEL_MATCH_MAKER_RATING, "SELECT matchMakerRating FROM character_arena_stats WHERE guid = ? AND slot = ?", CONNECTION_SYNCH);
     PrepareStatement(CHAR_SEL_CHARACTER_COUNT, "SELECT account, COUNT(guid) FROM characters WHERE account = ? GROUP BY account", CONNECTION_ASYNC);
-    PrepareStatement(CHAR_UPD_NAME, "UPDATE characters set name = ?, at_login = at_login & ~ ? WHERE guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_UPD_NAME_BY_GUID, "UPDATE characters SET name = ? WHERE guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_DEL_DECLINED_NAME, "DELETE FROM character_declinedname WHERE guid = ?", CONNECTION_ASYNC);
 
@@ -399,7 +398,7 @@ void CharacterDatabaseConnection::DoPrepareStatements()
     PrepareStatement(CHAR_UPD_INSTANCE_RESETTIME, "UPDATE instance SET resettime = ? WHERE id = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_UPD_GLOBAL_INSTANCE_RESETTIME, "UPDATE instance_reset SET resettime = ? WHERE mapid = ? AND difficulty = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_UPD_CHAR_ONLINE, "UPDATE characters SET online = 1 WHERE guid = ?", CONNECTION_ASYNC);
-    PrepareStatement(CHAR_UPD_CHAR_NAME_AT_LOGIN, "UPDATE characters set name = ?, at_login = at_login & ~ ? WHERE guid = ?", CONNECTION_ASYNC);
+    PrepareStatement(CHAR_UPD_CHAR_NAME_AT_LOGIN, "UPDATE characters set name = ?, at_login = ? WHERE guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_UPD_WORLDSTATE, "UPDATE worldstates SET value = ? WHERE entry = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_INS_WORLDSTATE, "INSERT INTO worldstates (entry, value) VALUES (?, ?)", CONNECTION_ASYNC);
     PrepareStatement(CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_GUID, "DELETE FROM character_instance WHERE guid = ? AND instance = ?", CONNECTION_ASYNC);
@@ -429,7 +428,8 @@ void CharacterDatabaseConnection::DoPrepareStatements()
     PrepareStatement(CHAR_SEL_POOL_QUEST_SAVE, "SELECT quest_id FROM pool_quest_save WHERE pool_id = ?", CONNECTION_SYNCH);
     PrepareStatement(CHAR_SEL_CHARACTER_AT_LOGIN, "SELECT at_login FROM characters WHERE guid = ?", CONNECTION_SYNCH);
     PrepareStatement(CHAR_SEL_CHAR_CLASS_LVL_AT_LOGIN, "SELECT class, level, at_login, knownTitles FROM characters WHERE guid = ?", CONNECTION_SYNCH);
-    PrepareStatement(CHAR_SEL_CHAR_AT_LOGIN_TITLES, "SELECT at_login, knownTitles FROM characters WHERE guid = ?", CONNECTION_SYNCH);
+    PrepareStatement(CHAR_SEL_CHAR_CUSTOMIZE_INFO, "SELECT name, race, class, gender, at_login FROM characters WHERE guid = ?", CONNECTION_ASYNC);
+    PrepareStatement(CHAR_SEL_CHAR_RACE_OR_FACTION_CHANGE_INFOS, "SELECT at_login, knownTitles FROM characters WHERE guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_SEL_INSTANCE, "SELECT data, completedEncounters FROM instance WHERE map = ? AND id = ?", CONNECTION_SYNCH);
     PrepareStatement(CHAR_SEL_PERM_BIND_BY_INSTANCE, "SELECT guid FROM character_instance WHERE instance = ? and permanent = 1", CONNECTION_SYNCH);
     PrepareStatement(CHAR_SEL_CHAR_COD_ITEM_MAIL, "SELECT id, messageType, mailTemplateId, sender, subject, body, money, has_items FROM mail WHERE receiver = ? AND has_items <> 0 AND cod <> 0", CONNECTION_SYNCH);
@@ -477,7 +477,7 @@ void CharacterDatabaseConnection::DoPrepareStatements()
     PrepareStatement(CHAR_DEL_PETITION_SIGNATURE_BY_GUID, "DELETE FROM petition_sign WHERE petitionguid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_DEL_CHAR_DECLINED_NAME, "DELETE FROM character_declinedname WHERE guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_INS_CHAR_DECLINED_NAME, "INSERT INTO character_declinedname (guid, genitive, dative, accusative, instrumental, prepositional) VALUES (?, ?, ?, ?, ?, ?)", CONNECTION_ASYNC);
-    PrepareStatement(CHAR_UPD_FACTION_OR_RACE, "UPDATE characters SET name = ?, race = ?, at_login = at_login & ~ ? WHERE guid = ?", CONNECTION_ASYNC);
+    PrepareStatement(CHAR_UPD_CHAR_RACE, "UPDATE characters SET race = ? WHERE guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_DEL_CHAR_SKILL_LANGUAGES, "DELETE FROM character_skills WHERE skill IN (98, 113, 759, 111, 313, 109, 115, 315, 673, 137) AND guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_INS_CHAR_SKILL_LANGUAGE, "INSERT INTO `character_skills` (guid, skill, value, max) VALUES (?, ?, 300, 300)", CONNECTION_ASYNC);
     PrepareStatement(CHAR_UPD_CHAR_TAXI_PATH, "UPDATE characters SET taxi_path = '' WHERE guid = ?", CONNECTION_ASYNC);