huey: Internal maintenance specification

# - - -   M e n u B a r . _ _ h e l p H S V

    def __helpHSV ( self ):
        """Help for the HSV color model.
        """
        self.__dialog ( 'Help: The HSV color model',
            "In the HSV color model, color is specified by these three "
            "parameters:"
            "\n\t* Hue controls the base color.  As you drag the Hue "
            "slider, the color goes through red, yellow, green, cyan, "
            "blue, magenta, and then back to red again."
            "\n\t* Saturation controls color intensity. Drag the "
            "Saturation slider down for pale colors, drag it up for "
            "intense colors."
            "\n\t* Value controls brightness. Drag the Value slider "
            "down to darken a color, up to lighten it." )