0026937: Eliminate NO_CXX_EXCEPTION macro support

Macro NO_CXX_EXCEPTION was removed from code.
Method Raise() was replaced by explicit throw statement.
Method Standard_Failure::Caught() was replaced by normal C++mechanism of exception transfer.
Method Standard_Failure::Caught() is deprecated now.
Eliminated empty constructors.
Updated samples.
Eliminate empty method ChangeValue from NCollection_Map class.
Removed not operable methods from NCollection classes.

src/BRepMesh/BRepMesh_Delaun.cxx

@@ -2446,9 +2446,9 @@ Standard_CString BRepMesh_DumpPoly(void*            thePolygon,
     if (!BRepTools::Write(aMesh, theFileNameStr))
       return "Error: write failed";
   }
-  catch (Standard_Failure)
+  catch (Standard_Failure const& anException)
   {
-    return Standard_Failure::Caught()->GetMessageString();
+    return anException.GetMessageString();
   }
 
   return theFileNameStr;