NAME:
  iota2lc
 PURPOSE:   (one line only)
  Read an IOTA cvs lightcurve file and convert to a simple text table
 DESCRIPTION:
 CATEGORY:
  Photometry
 CALLING SEQUENCE:
  iota2lc,fnin,fnout
 INPUTS:
  fnin - Name of the input file
  fnout - Name of the output file, default is fnin with the trailing .csv
             changed to .lc
 OPTIONAL INPUT PARAMETERS:
 KEYWORD INPUT PARAMETERS:
  TCORR - camera and integration offset to add to timing [seconds]
             t_final = t_file + tcorr
  DCOL  - column(field) for the data, default=3 (the code is not general inside)
 OUTPUTS:
 KEYWORD OUTPUT PARAMETERS:
 COMMON BLOCKS:
 SIDE EFFECTS:
 RESTRICTIONS:
 PROCEDURE:
 MODIFICATION HISTORY:
  Written by Marc W. Buie, Southwest Research Institute, 2020/03/26
  2021/05/14, MWB, Added DCOL keyword