Get a paginated collection of users in the given group
        :param group_name
        :param start: OPTIONAL: The start point of the collection to return. Default: None (0).
        :param limit: OPTIONAL: The limit of the number of users to return, this may be restricted by
                            fixed system limits. Default: 1000
        :return:

def get_group_members(self, group_name='confluence-users', start=0, limit=1000):
        """
        Get a paginated collection of users in the given group
        :param group_name
        :param start: OPTIONAL: The start point of the collection to return. Default: None (0).
        :param limit: OPTIONAL: The limit of the number of users to return, this may be restricted by
                            fixed system limits. Default: 1000
        :return:
        """
        url = 'rest/api/group/{group_name}/member?limit={limit}&start={start}'.format(group_name=group_name,
                                                                                      limit=limit,
                                                                                      start=start)
        return (self.get(url) or {}).get('results')