Unused variable reported for OOABL event definition with signature

[mikefechner]

Unused variable sender and e reported here:

    /*------------------------------------------------------------------------------
         Purpose: Event raised when a new Form is available                                                                
        Notes:                                            
        @param sender The reference to the object that raised the eveng
        @param e The Consultingwerk.EventArgs with the data for this event                            
    ------------------------------------------------------------------------------*/    
    DEFINE PUBLIC EVENT NewFormAvailable SIGNATURE VOID (sender AS Progress.Lang.Object, e AS Consultingwerk.EventArgs).

[gquerret]

Duplicates #62