code: public static BoxUser.Info createEnterpriseUser(BoxAPIConnection api, String login, String name) {
          return createEnterpriseUser(api, login, name, null);
      }
docs: Provisions a new user in an enterprise.
  @param  api   the API connection to be used by the created user.
  @param  login the email address the user will use to login.
  @param  name  the name of the user.
  @return       the created user's info.