Update chat channel scripts

using the new lua metatable functions where we can
Send player userdata in chat channel events
Metatable for Player userdata sent in chat events
Update chat channel scripts

using player userdata instead of cid for chat channel scripts
Update chat channel scripts

using player instead of player:getId
Merge pull request #460 from fsbcorrea/master

Update chat channel scripts
Avoid creating new conditionobject in Player.feed