User’s guide

Latest update : 2 February.

VERSION	USER’S GUIDE	CHANGES
V9.1.0	SURFEX V9.1.0	New developments
		Namelist changes
V9.0.0	SURFEX V9.0.0	New developments
		Namelist changes
V8.1.0	SURFEX V8.1	New developments
		Pratical changes