NAME:
  astprmt
 PURPOSE:
  Promote version of an astrometry fit coefficient file to highest version.
 DESCRIPTION:

 CATEGORY:
  Astrometry
 CALLING SEQUENCE:
  astprmt,fitfile,centers
 INPUTS:

  fitfile - File with astrometry fit coefficients (Default=fitcoeff.dat)

  centers - File with image centers.  (Default=centers.dat)

 OPTIONAL INPUT PARAMETERS:

 KEYWORD INPUT PARAMETERS:

 OUTPUTS:

  The fitfile is updated to the most recent version.  Not changed if already
    current.

 KEYWORD OUTPUT PARAMETERS:

 COMMON BLOCKS:

 SIDE EFFECTS:

 RESTRICTIONS:

 PROCEDURE:

 MODIFICATION HISTORY:
  97/10/09, Written by Marc W. Buie, Lowell Observatory
  2000/01/19, MWB, added version 1.1 support