Add a well mixed profile to the initial conditions for the drycblles
Use the perturbed Obukhov length in iteration to prevent iteration from
not converging
Merge branch 'master' of https://github.com/Chiil/microhh
Added sum, min and max functions for serial mode
Merge branch 'master' into pebudget
Merge branch 'masterupstream'
Write the full ghost cells for the 2d case
Merge branch 'master' into pebudget