GSignals marshals closure (doc/howto ?)

[Tristan Van Berkom <vantr touchtunes com>]

        Just incase; if anyone is going to respond to this one
could you please CC it to:

scrabble users sf net

I can get those emails from home and I'm probably going
to read up tonight one way or another

>         Can anyone point me towards any usefull documentation
> on GSignal, GClosure, G[*]Marshal[*] etc...

thanks in advance,
        -Tristan