Fix demo solidworks Python sample to reflect Chrono API changes
Fix demo solidworks Python sample to reflect Chrono API changes

projectchrono/chrono,rserban/chrono,projectchrono/chrono,projectchrono/chrono,rserban/chrono,rserban/chrono,rserban/chrono,projectchrono/chrono,rserban/chrono,projectchrono/chrono,rserban/chrono,projectchrono/chrono,rserban/chrono