title: How to change base url endpoint for errai jaxrs proxy?
body: <p>I' need to call different endpoint located on different server, i  try to change value of base url of my rest services.</p>
  
  <p>but i found only this method </p>
  
  <pre><code> RestClient.create(MyService.class, otherServiceBaseUrl,
              myCallback,               
              200).doStaf() ;
  </code></pre>
  
  <p>Any suggestion to more elegant way for setup the base url for all services in my MyService class ? </p>