message: dont prettify names in gq
diff: @@ -214,7 +214,7 @@ int command(int argc, const char *argv[]) {
  stan::io::stan_csv_reader::read_metadata(stream, fitted_params.metadata,
  &msg);
  if (!stan::io::stan_csv_reader::read_header(stream, fitted_params.header,
  - &msg)) {
  + &msg, false)) {
  msg << "Error reading fitted param names from sample csv file \"" << fname
  << "\"" << std::endl;
  throw std::invalid_argument(msg.str());
  @@ -231,7 +231,6 @@ int command(int argc, const char *argv[]) {
  model.constrained_param_names(param_names, false, false);
  size_t num_cols = param_names.size();
  size_t num_rows = fitted_params.metadata.num_samples;
  -
  // check that all parameter names are in sample, in order
  if (num_cols + hmc_fixed_cols > fitted_params.header.size()) {
  std::stringstream msg;
  @@ -242,6 +241,7 @@ int command(int argc, const char *argv[]) {
  for (size_t i = 0; i < num_cols; ++i) {
  if (param_names[i].compare(fitted_params.header[i + hmc_fixed_cols])
  != 0) {
  +
  std::stringstream msg;
  msg << "Mismatch between model and fitted_parameters csv file \""
  << fname << "\"" << std::endl;
  