code: function prompForPassword(done) {
    inquirer.prompt([
      {
        type: 'password',
        message: 'Enter the password',
        name: 'password',
        validate(input) {
          return input.length > 0;
        }
      }
    ], answers => {
      done(answers.password);
    });
  }
docs: Prompts the user to supply a password via Inquirer.
  
  @param {Function} done