docs: def adddeploykey(self, project_id, title, key):
          """
          Creates a new deploy key for a project.
  
          :param project_id: project id
          :param title: title of the key
          :param key: the key itself
          :return: true if success, false if not
          """
          data = {'id': project_id, 'title': title, 'key': key}
  
          request = requests.post(
              '{0}/{1}/keys'.format(self.projects_url, project_id),
              headers=self.headers, data=data, verify=self.verify_ssl, auth=self.auth, timeout=self.timeout)
  
          if request.status_code == 201:
              return request.json()
          else:
              return False