full restructuring of the model/module setup
gp-related modules are now created as inherited classes of the normal modules.
also, there are no longer two separate models to handle gp and fem stuff. instead 1 single multimodel is used.
gp-related modules are now created as inherited classes of the normal modules.
also, there are no longer two separate models to handle gp and fem stuff. instead 1 single multimodel is used.