message: For backward compatibility: restore DataCollection::SetPadDigits(int).
diff: @@ -189,6 +189,8 @@ public:
  /// Set the precision (number of digits) used for the text output of doubles
  void SetPrecision(int prec) { precision = prec; }
  + /// Set the number of digits used for both the cycle and the MPI rank
  + void SetPadDigits(int digits) { pad_digits_cycle=pad_digits_rank = digits; }
  /// Set the number of digits used for the cycle
  void SetPadDigitsCycle(int digits) { pad_digits_cycle = digits; }
  /// Set the number of digits used for the MPI rank in filenames
  