lib/classes/CLI.js/CLI/displayCommandUsage
class CLI:  displayCommandUsage(commandObject, command) {
    const dotsLength = 30;

    // check if command has lifecycleEvents (can be executed)
    if (commandObject.lifecycleEvents) {
      const usage = commandObject.usage;
      const dots = _.repeat('.', dotsLength - command.length);
      this.consoleLog(`${chalk.yellow(command)} ${chalk.dim(dots)} ${usage}`);
    }

    _.forEach(commandObject.commands, (subcommandObject, subcommand) => {
      this.displayCommandUsage(subcommandObject, `${command} ${subcommand}`);
    });
  }