code: public Project getProjectByKey(String projectKey) throws RedmineException {
          return transport.getObject(Project.class, projectKey,
                  new BasicNameValuePair("include", "trackers"));
      }
docs: @param projectKey string key like "project-ABC", NOT a database numeric ID
  
  @return Redmine's project
  @throws RedmineAuthenticationException invalid or no API access key is used with the server, which
  requires authorization. Check the constructor arguments.
  @throws NotFoundException       the project with the given key is not found
  @throws RedmineException