0019292: EDF 672 SMESH : extend Composite side discretisation to 2D

 0019292: EDF 672 SMESH : extend Composite side discretisation to 2D
   /*!
+   * \brief Fill map of node parameter on geometrical edge to node it-self
+   * \param theMesh - The mesh containing nodes
+   * \param theEdge - The geometrical edge of interest
+   * \param theNodes - The resulting map
+   * \param ignoreMediumNodes - to store medium nodes of quadratic elements or not
+   * \retval bool - false if not all parameters are OK
+   */
+  static bool GetSortedNodesOnEdge(const SMESHDS_Mesh*                        theMesh,
+                                   const TopoDS_Edge&                         theEdge,
+                                   const bool                                 ignoreMediumNodes,
+                                   std::map< double, const SMDS_MeshNode* > & theNodes);