Quentin 12/04/2019: minor: KTEST adapt visu in diaprog and ncl directives to easily run all the KTEST without any interruption by visu

Quentin 25/02/2019: correction in chemistry: cancel of previous commit : no need of change BASIC.f90 related to MEGAN emission scheme (one BASIC.f90 by RELACS scheme. The default RELACS scheme in MNH is still the same)

Quentin 19/02/2019: adapt the chemistry-namelist for ICARTT KTEST to the new BASIC.f90 (commit of 14/02/2019) + add MNH_MEGAN in profile_mesonh.ihm

Juan 24/05/2018: COUPLING , minor correction for 013_Iroise_ideal_case_coupling , +1 dim in variables & rm old files

Philippe 18/11/2016: KTEST: suffix for netCDF files is now .nc (instead of .nc4). This is necessary to respect CF convention.

* this is the beginning of the implementation of separated outputs and backups
* also, improved things by removing duplicated values and sorting them