Add more pre-defined functor classes for rotational force elements
Add more pre-defined functor classes for rotational force elements

jcmadsen/chrono,projectchrono/chrono,jcmadsen/chrono,dariomangoni/chrono,armanpazouki/chrono,rserban/chrono,jcmadsen/chrono,dariomangoni/chrono,amelmquist/chrono,dariomangoni/chrono,rserban/chrono,armanpazouki/chrono,projectchrono/chrono,rserban/chrono,Milad-Rakhsha/chrono,jcmadsen/chrono,Milad-Rakhsha/chrono,Milad-Rakhsha/chrono,Milad-Rakhsha/chrono,amelmquist/chrono,armanpazouki/chrono,amelmquist/chrono,jcmadsen/chrono,jcmadsen/chrono,jcmadsen/chrono,amelmquist/chrono,dariomangoni/chrono,armanpazouki/chrono,projectchrono/chrono,armanpazouki/chrono,Milad-Rakhsha/chrono,Milad-Rakhsha/chrono,projectchrono/chrono,rserban/chrono,amelmquist/chrono,dariomangoni/chrono,rserban/chrono,rserban/chrono,amelmquist/chrono,projectchrono/chrono,dariomangoni/chrono,projectchrono/chrono,armanpazouki/chrono,rserban/chrono