Better demo_FEAloads.cpp with four examples of loads in beams.
Better demo_FEAloads.cpp with four examples of loads in beams.

rserban/chrono,Bryan-Peterson/chrono,armanpazouki/chrono,amelmquist/chrono,jcmadsen/chrono,projectchrono/chrono,jcmadsen/chrono,amelmquist/chrono,tjolsen/chrono,Bryan-Peterson/chrono,amelmquist/chrono,armanpazouki/chrono,armanpazouki/chrono,amelmquist/chrono,armanpazouki/chrono,projectchrono/chrono,projectchrono/chrono,jcmadsen/chrono,projectchrono/chrono,projectchrono/chrono,Milad-Rakhsha/chrono,jcmadsen/chrono,tjolsen/chrono,Milad-Rakhsha/chrono,dariomangoni/chrono,rserban/chrono,rserban/chrono,Milad-Rakhsha/chrono,tjolsen/chrono,dariomangoni/chrono,Bryan-Peterson/chrono,jcmadsen/chrono,dariomangoni/chrono,armanpazouki/chrono,Bryan-Peterson/chrono,projectchrono/chrono,rserban/chrono,andrewseidl/chrono,andrewseidl/chrono,armanpazouki/chrono,dariomangoni/chrono,Milad-Rakhsha/chrono,rserban/chrono,jcmadsen/chrono,Milad-Rakhsha/chrono,tjolsen/chrono,jcmadsen/chrono,rserban/chrono,rserban/chrono,tjolsen/chrono,amelmquist/chrono,Milad-Rakhsha/chrono,amelmquist/chrono,Bryan-Peterson/chrono,andrewseidl/chrono,dariomangoni/chrono,dariomangoni/chrono,andrewseidl/chrono,andrewseidl/chrono