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.
If all normals are correctly computed using GetNodeNormal the variable 'res' is never set to Standard_True and the normals are not passed to the variable 'Normals' that is supposed to hold the result of the computation.
