ALE framework

Activate key_ALE and change the management of 3D vertical variables : e3t, e3u, e3v, e3f, e3w, e3uw, e3vw, ht, hu, hv, gdept and gdepw. It is incompatible with key_qco and key_linssh.

These variables are no longer substituted, they are stored in memory:

• declaration in dom_oce.F90
• the substitute is not active
• initialisation in domain with dom_ale