message: Fix - ensure we read Gaussian files from file, not stream
  Not 100% sure on the cause, but this definitely fixes the issue
diff: @@ -140,6 +140,8 @@ QList<Io::FileFormat*> OpenBabel::fileFormats() const
  // These can only be read directly from file:
  QList<QString> multifileFormatDescriptions;
  multifileFormatDescriptions << "VASP format";
  + multifileFormatDescriptions << "Gaussian Output"; // Issue #571
  + multifileFormatDescriptions <<"Generic Output";
  foreach (const QString& qdesc, formatDescriptions) {
  mapDesc = qdesc.toStdString();
  