Philippe 10/10/2024: WRITE_SURFT1_MNH: write array of dates instead of old way (3 integer + 1 real arrays) + clean the subroutine

Philippe 09/10/2024: ibm_prep_ls: secure array sizes (check if too small and enlarge them if necessary)

Philippe 09/10/2024: IO: remove NNCNAR field of TFILEDATA type (not used except in LIF2CDF where it is now determined locally)

Philippe 09/10/2024: IO: fix: provide optional dummy argument kresp when opening Zsplit files (to get coorect iresp at the end)

Philippe 08/10/2024: DATE_TIME: use more systematically overloaded operators + privatize DATETIME_DISTANCE and DATETIME_CORRECTDATE

Philippe 02/10/2024: lagrangian trajectories: Z_TRAJ initial positions were not initialized correctly + small optimization

Philippe 02/10/2024: Philippe 02/10/2024: add IO_Subfile_check_nc4 to detect the number of split subfiles

Philippe 24/09/2024: IO: OUTPUT_LISTING0: remove it at the end if empty (+ remove some unnecessary writes if MESONH)

- less MPI communications
- transform a string dummy argument into a logical