0021542: EDF 1699 SMESH: Reorient a group of faces

0021542: EDF 1699 SMESH: Reorient a group of faces

  a general treatment of sub-meshes passed as arguments not to move
  their creation at script end

+  void _pyGen::PlaceSubmeshAfterItsCreation( Handle(_pyCommand) theCmdUsingSubmesh ) const;
+  static bool _pySubMesh::CanBeArgOfMethod(const _AString& theMethodName);