Update README.rst: remove list and description of ref. Configsand add the link to it in Users guide : https://sites.nemo-ocean.io/user-guide/cfgs.html#list-of-configurations

Set default surface roughness option for gls and tke to nn_mxlice=0
(instead of 2), i.e. "no ice" case. Switched on the option in reference
configurations that do have sea-ice.

This reverts commit b6f56da1, reversing
changes made to 32318db1.

Guillaume Samson authored 3 years ago and Sebastien Masson committed 3 years ago

new expression to compute air and surface potential temperatures in bulk formulae (old ticket #2632)