message: fix doxygen library association
diff: //_________________________________________________________________________
  /// \class AliEMCALUnfolding
  -/// \ingroup EMCALbase
  +/// \ingroup EMCALrec
  /// \brief Base class for the cluster unfolding algorithm
  ///
  /// Based on unfolding in clusterizerv1 done by Cynthia Hadjidakis
  