Added LuaExpat XML parsing library

game/engines/default/engine/init.lua

game/engines/default/special/mainmenu/class/Game.lua

game/thirdparty/core/certmanager.lua

game/thirdparty/core/componentmanager.lua

game/thirdparty/core/configmanager.lua

game/thirdparty/core/eventmanager.lua

game/thirdparty/core/hostmanager.lua

game/thirdparty/core/loggingmanager.lua

game/thirdparty/core/modulemanager.lua

game/thirdparty/core/offlinemanager.lua

game/thirdparty/core/rostermanager.lua

game/thirdparty/core/s2smanager.lua

game/thirdparty/core/sessionmanager.lua

game/thirdparty/core/stanza_router.lua

game/thirdparty/core/usermanager.lua

game/thirdparty/core/xmlhandlers.lua

game/thirdparty/lxp/lom.lua

game/thirdparty/net/adns.lua

game/thirdparty/net/connlisteners.lua

game/thirdparty/net/dns.lua