private bool Update(string id, ALMItem changes)
{
var req = new RestRequest(clientConfig.EntityAddress);
AddDomainAndProject(req);
AddDefectAndId(id, req);
req.Method = Method.PUT;
req.AddHeader("Content-Type", "application/xml");
req.AddHeader("Accept", "application/xml");
req.AddParameter("application/xml", ConvertToFieldXml(changes.Fields), ParameterType.RequestBody);
var response = Execute(req, "update");
return response.StatusCode == HttpStatusCode.OK;
}