message: Be explicit about the identifier that needs to be passed to 'convert'
diff: @@ -637,7 +637,7 @@ struct ConvertCommand : public Command
  {
  cmdline::oneof_reader<string> formatOptions;
  for(CaptureFileFormat f : m_Formats)
  - formatOptions.add(f.name);
  + formatOptions.add((std::string(f.extension) + " - ") + f.name.c_str());
  parser.add<string>("filename", 'f', "The file to convert from.", false);
  parser.add<string>("output", 'o', "The file to convert to.", false);
  