Added function ChFi3d::IsTangentFaces for more accurate definition of connection type. Test cases have been changed according to the current behavior.
1. Add check of configuration of corner in the end of spine. 2. Correct treatment of "smooth corners".
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
