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

    // check if command has lifecycleEvents (can be executed)
    if (commandObject.lifecycleEvents) {
      const usage = commandObject.usage;
      const dots = _.repeat('.', dotsLength - command.length);
      const indent = _.repeat('  ', indents || 0);
      this.consoleLog(`${indent}${chalk.yellow(command)} ${chalk.dim(dots)} ${usage}`);
    }

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