Fix errors in grid Experiment

src/commands/b_grid.cpp

@@ -284,6 +284,7 @@ int main(int argc, char** argv)
     argparse::ArgumentParser experiment_command("experiment");
     experiment_command.add_description("Experiment like b_main using mpi.");
     auto arguments = platform::ArgumentsExperiment(experiment_command, platform::experiment_t::GRID);
+    arguments.add_arguments();
     program.add_subparser(dump_command);
     program.add_subparser(report_command);
     program.add_subparser(search_command);

src/commands/b_main.cpp

@@ -11,6 +11,7 @@ int main(int argc, char** argv)
 {
     argparse::ArgumentParser program("b_main", { platform_project_version.begin(), platform_project_version.end() });
     auto arguments = platform::ArgumentsExperiment(program, platform::experiment_t::NORMAL);
+    arguments.add_arguments();
     arguments.parse_args(argc, argv);
     /*
      * Begin Processing