Fix the way the wind variables are handled so that both the U10/V10 and uwind_speed/vwind_speed netCDF variables are written if only one of data.u10/data.v10 or data.uwnd/data.vwnd is given.
Fix the way the wind variables are handled so that both the U10/V10 and uwind_speed/vwind_speed netCDF variables are written if only one of data.u10/data.v10 or data.uwnd/data.vwnd is given.

pwcazenave/fvcom-toolbox,pwcazenave/fvcom-toolbox