09-10-07 New Tutorial on permafrost conditions.

An interesting example from Greenland, Zachenberg have been created by Jørgen Hollesen and Christian Juncher Jørgensen from Copenhagen University Denmark. The new tutorial included as pdf-file in the Sample directory created when installing the model. Also all other tutorials are find as pdf-files in the same sample directory of the model. New specific files for each of the tutorials are located in subdirectories of respectively tutorial.