Add method for exact calculation of bounding boxes
Modifications made according to remarks.
Small correction of test case for issue CR27352
Small correction of test cases for issue CR27352
Avoid warning on VS2015
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
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast
Wrong license statements corrected in several files.
Copyright and license statements added in XSD and GLSL files.
Copyright year updated in some files.
Obsolete documentation files removed from DrawResources.
Package "BndLib":
Functionality of the files "BndLib_Compute.gxx", "BndLib_Compute2d.cxx" and "BndLib_Compute3d.cxx" (methods Compute(...) for 2d and 3d cases) moved to BndLib.cxx (to the template method Compute(...)). For that had to edit work with points and coordinates a little i.e. method Compute(...) was updated and some methods where Compute(..) is called in "BndLib.cxx".
