Implement .arena commands - add new commands to the core to handle with arena teams.

*.arena create [player] "arena name" [type]
	*.arena create "arena name" [type]
	*.arena disband [TeamID]
	*.arena rename "oldName" "newName"
	*.arena captain [TeamID] [Player]
	*.arena info [TeamID]
	*.arena lookup [name]

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

@@ -302,6 +302,7 @@ void CharacterDatabaseConnection::DoPrepareStatements()
     PrepareStatement(CHAR_UPD_ARENA_TEAM_MEMBER, "UPDATE arena_team_member SET personalRating = ?, weekGames = ?, weekWins = ?, seasonGames = ?, seasonWins = ? WHERE arenaTeamId = ? AND guid = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_REP_CHARACTER_ARENA_STATS, "REPLACE INTO character_arena_stats (guid, slot, matchMakerRating) VALUES (?, ?, ?)", CONNECTION_ASYNC);
     PrepareStatement(CHAR_SEL_PLAYER_ARENA_TEAMS, "SELECT arena_team_member.arenaTeamId FROM arena_team_member JOIN arena_team ON arena_team_member.arenaTeamId = arena_team.arenaTeamId WHERE guid = ?", CONNECTION_SYNCH);
+    PrepareStatement(CHAR_UPD_ARENA_TEAM_NAME, "UPDATE arena_team SET name = ? WHERE arenaTeamId = ?", CONNECTION_ASYNC);
 
     // Character battleground data
     PrepareStatement(CHAR_INS_PLAYER_BGDATA, "INSERT INTO character_battleground_data (guid, instanceId, team, joinX, joinY, joinZ, joinO, joinMapId, taxiStart, taxiEnd, mountSpell) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", CONNECTION_ASYNC);