Get all users known to this Apollo instance

        :type omit_empty_organisms: bool
        :param omit_empty_organisms: Will omit users having no access to any organism

        :rtype: list of dicts
        :return: list of user info dictionaries

def get_users(self, omit_empty_organisms=False):
        """
        Get all users known to this Apollo instance

        :type omit_empty_organisms: bool
        :param omit_empty_organisms: Will omit users having no access to any organism

        :rtype: list of dicts
        :return: list of user info dictionaries
        """
        payload = {}
        if omit_empty_organisms:
            payload['omitEmptyOrganisms'] = omit_empty_organisms
        res = self.post('loadUsers', payload)
        data = [_fix_user(user) for user in res]
        return data