Deleted useless file Containers/Segments.h.

src/TNL/Containers/Segments.h

-/***************************************************************************
-                          Segments.h -  description
-                             -------------------
-    begin                : Nov 29, 2019
-    copyright            : (C) 2019 by Tomas Oberhuber
-    email                : tomas.oberhuber@fjfi.cvut.cz
- ***************************************************************************/
-
-/* See Copyright Notice in tnl/Copyright */
-
-#pragma once
-
-namespace TNL {
-namespace Containers {
-
-template< typename Value,
-          typename Organization >
-class Segments
-{
-   public:
-
-      using ValueType = Value;
-      using OrganizationType = Organization;
-      using IndexType = typename Organization::IndexType;
-
-};
-
-}  // namespace Conatiners
-} // namespace TNL
\ No newline at end of file