Latest version of RFC

Hello,

        where can I find the latest version of the RFC on filters?
        
        And if I want to propose any additions, is this the place to do it?

Thanks,

--
Gerben_Wierda(_at_)RnA(_dot_)nl (Gerben Wierda)
"If you don't know where you're going, any road will take you there"
Paraphrased in Alice in Wonderland, originally from the Talmud.

Dass man fuer die Philosophie ein Interesse zeigt, bezeugt noch keine
Bereitschaft zum Denken -- Martin Heidegger