NAME:
  calibed
 PURPOSE:
  Widget for editing CCD calibration information.
 DESCRIPTION:

 CATEGORY:
  Widgets
 CALLING SEQUENCE:
  calibed,calib,dirty,GROUP=group
 INPUTS:
  calib - Calibration information structure (see LDCALIB.PRO)
 OPTIONAL INPUT PARAMETERS:
 KEYWORD INPUT PARAMETERS:
  GROUP:  The widget ID of the widget that calls MARKDATA.  When this
          ID is specified, a death of the caller results in the death of
          the CALIBED widget application.
  MODAL:  Flag, if set widget will block caller until closed.

 OUTPUTS:
  dirty - Flag, if true, calibration parameters were modified.
 KEYWORD OUTPUT PARAMETERS:
 COMMON BLOCKS:
 SIDE EFFECTS:
 RESTRICTIONS:
 PROCEDURE:
 MODIFICATION HISTORY:
  98/05/18 - Written by Marc W. Buie, Lowell Observatory
  99/11/15 - MWB, fixed bug for case of empty filter list.