Remove tor version check

        # if ctrl-c is pressed, shutdown child processes properly

        try:

            # make sure stem and Tor supports ephemeral HS (version >= 0.2.7.1-alpha)

            # and also the NEWNYM mode that clears descriptor cache (version >= 0.2.7.3-rc)

            if do_onion:

                try:

                    tor_version = get_system_tor_version(self.tor_bin_path)

                    if tor_version < Requirement.ADD_ONION or tor_version < Version('0.2.7.3-rc'):  # ADD_ONION is a stem 1.4.0 feature

                        logging.warning("OnionPerf in onion mode requires Tor version >= 0.2.7.3-rc, you have {0}, aborting".format(tor_version))

                        return

                except:

                    logging.warning("OnionPerf in onion mode requires stem version >= 1.4.0, you have {0}, aborting".format(stem_version))

                    return

            logging.info("Bootstrapping started...")

            logging.info("Log files for the client and server processes will be placed in {0}".format(self.datadir_path))