Update spellog
Updated CMSG_GET_TIMEZONE_INFORMATION for 17898
Added CMSG_CANCEL_AUTO_REPEAT_SPELL
Added CMSG_CALENDAR_ADD_EVENT
Added CMSG_CHANGE_SEATS_ON_CONTROLLED_VEHICLE
Added CMSG_BATTLEFIELD_MGR_ENTRY_INVITE_RESPONSE
Added CMSG_BATTLEFIELD_MGR_EXIT_REQUEST
Added CMSG_BATTLEFIELD_MGR_QUEUE_INVITE_RESPONSE
Added CMSG_CLEAR_RAID_MARKER
Update CMSG_AUTO_DECLINE_GUILD_INVITES
Update CMSG_BATTLEFIELD_PORT, CMSG_BATTLEMASTER_JOIN
Updated some opcodes
Added CMSG_BATTLE_CHAR_BOOST
(thx moJItoz)