Second section of namcouple for INPUT fields

The first and only line for fields with status INPUT is:

  SOALBEDO SOALBEDO  17  86400  0  SOALBEDO.nc  INPUT

where the different entries are:

• SOALBEDO: symbolic name for the field in the target component (80 characters maximum, repeated twice)
• 17: index in auxiliary file cf_name_table.txt (see above for EXPORTED fields)
• 86400: input period in seconds
• 0: number of transformations (always 0 for INPUT fields)
• SOALBEDO.nc: the input file name (32 characters maximum) (for more detail on its format, see section 5.3)
• INPUT: field status.