A combined :class:`MultiDict` with values from :attr:`forms` and
            :attr:`GET`. File-uploads are not included.

def params(self):
        """ A combined :class:`MultiDict` with values from :attr:`forms` and
            :attr:`GET`. File-uploads are not included. """
        params = MultiDict(self.GET)
        for key, value in self.forms.iterallitems():
            params[key] = value
        return params