message: Fixed Windows compiler warning
diff: @@ -32,9 +32,9 @@ int main(int argc, char *argv[]) {
  std::cout << "All memory allocations are done. Calculating means ..."
  << std::endl;
  - MeanVisitor<double> n_mv;
  - MeanVisitor<double> ln_mv;
  - MeanVisitor<double> e_mv;
  + MeanVisitor<double, time_t> n_mv;
  + MeanVisitor<double, time_t> ln_mv;
  + MeanVisitor<double, time_t> e_mv;
  df.visit<double>("normal", n_mv);
  df.visit<double>("log_normal", ln_mv);
  