Get current setup by combining internal settings with the ones given.

def get_setup(self, content = None, **kwargs):
        """
        Get current setup by combining internal settings with the ones given.
        """
        if content is None:
            content = self.content
        if content is None:
            raise Exception("No content given to be displayed")

        setup = {}
        for setting in self.list_settings():
            if setting[0] in kwargs:
                setup[setting[0]] = kwargs.get(setting[0])
            else:
                setup[setting[0]] = self._settings.get(setting[0])

        return (content, setup)