Non-regression test bugs/K2

Non-regression test bugs/K2

  Improve seaching an initial VERTEX association by VERTEX closeness

   static TopoDS_Edge GetBoundaryEdge(const TopoDS_Shape&       edgeContainer,
                                      const SMESH_Mesh&         mesh,
+                                     std::list< TopoDS_Edge >* allBndEdges = 0 );