0027684: Coding rules - drop unused declarations from Graphic3d

The following headers have been removed:
- Graphic3d_TypeOfPolygon
- Graphic3d_TypeOfPrimitive
- Graphic3d_Array1OfVector.hxx
- Graphic3d_Array1OfVertex.hxx
- Graphic3d_Array2OfVertex.hxx
- Graphic3d_CBitFields4.hxx
- Graphic3d_CBitFields8.hxx
- Graphic3d_CBitFields16.hxx
- Graphic3d_CBitFields20.hxx
- Graphic3d_CStructurePtr.hxx
- Graphic3d_CycleError.hxx
- Graphic3d_DataStructure.pxx
- Graphic3d_HSequenceOfStructure.hxx
- Graphic3d_InitialisationError.hxx
- Graphic3d_ListIteratorOfListOfShortReal.hxx
- Graphic3d_ListOfShortReal.hxx
- Graphic3d_NListOfHAsciiString.hxx
- Graphic3d_StructureManagerPtr.hxx
- Graphic3d_StructurePtr.hxx

Graphic3d_StructureManager - remove default aspects, which have been never used.

do not include non-existing header Graphic3d_Array1OfVertex.hxx from MFC sample

Graphic3d_Group::MinMaxValues() - add missing Standard_EXPORT

samples/mfc/standard/01_Geometry/src/StdAfx.h

@@ -186,7 +186,6 @@
 #include <GeomTools.hxx>
 #include <GeomTools_Curve2dSet.hxx>
 #include <Graphic3d_Group.hxx>
-#include <Graphic3d_Array1OfVertex.hxx>
 #include <Graphic3d_ArrayOfPolylines.hxx>
 #include <Graphic3d_ArrayOfSegments.hxx>
 #include <GProp_PEquation.hxx>