Copies a demonstration project to an existing or a temporary directory.
The demonstration project data are a derivative of the
data sets, used and licensed under (CC BY 4.0) by Gerold Hepp.
While the data represent a real catchment (HOAL), some of them are fictitious, but plausible. These are, among others, R- and C-factors, soil and related data, existence of subsurface drainage at road embankments as well as substance river loads.