0021014: EDF 1583 SMESH: Improvement of the Python Dump for the creation of groups

0021014: EDF 1583 SMESH: Improvement of the Python Dump for the creation of groups

  SMESH_Group (int                       theID,
               const SMESH_Mesh*         theMesh,
               const SMDSAbs_ElementType theType,
               const char*               theName,
               const TopoDS_Shape&       theShape = TopoDS_Shape(),
+              const SMESH_PredicatePtr& thePredicate = SMESH_PredicatePtr());