Goal: make the mesoscale model compliant with new interface philosophy and adapted to easy interfacing with any physics
Commit 2:
NB:
mesoscale model still not working
with HEAD version ... but is now compiling!
need now to fix e.g. geometry
... this will be done within a call ... to the equivalent of iniphysiq ... to make lmd_driver planet-agnostic
retrocompatbility with v1520 is lost