05-09-11 New output

Introduced a new set of variables to facilitate the comparision with measured data that are integrated over a number of horizons from the soil surface and downwards. The New output variables that are Auxiliaries in the group Additional Variables are called Acc_WStorage. The depth of the horizons that are to be specified by the user in the parameter table Depths of Sonds. Units for the new variables are mm of water.  PEJ