Fix bug in calculating orientation of box RigidTerrain patch
Fix bug in calculating orientation of box RigidTerrain patch

rserban/chrono,Milad-Rakhsha/chrono,rserban/chrono,rserban/chrono,dariomangoni/chrono,Milad-Rakhsha/chrono,rserban/chrono,dariomangoni/chrono,dariomangoni/chrono,projectchrono/chrono,projectchrono/chrono,dariomangoni/chrono,dariomangoni/chrono,Milad-Rakhsha/chrono,rserban/chrono,Milad-Rakhsha/chrono,Milad-Rakhsha/chrono,rserban/chrono,projectchrono/chrono,dariomangoni/chrono,projectchrono/chrono,projectchrono/chrono,projectchrono/chrono,Milad-Rakhsha/chrono,rserban/chrono