message: fix: define sasl mechanisms
  fix
diff: @@ -94,7 +94,14 @@ function testBasicConnectionParameters(url: string, jid: string) {
  }
  function prepareConnection(url: string): Strophe.Connection {
  - let connection = new Strophe.Connection(url);
  + let connection = new Strophe.Connection(url, <any> {
  + mechanisms: [
  + (<any> Strophe).SASLAnonymous,
  + (<any> Strophe).SASLExternal,
  + (<any> Strophe).SASLPlain,
  + (<any> Strophe).SASLSHA1
  + ]
  + });
  if (Client.isDebugMode()) {
  connection.xmlInput = function(data) {
  