Removed the possibility to switch a modal reduced assembly back to non reduced.
Removed the possibility to switch a modal reduced assembly back to non reduced.

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