anchor.diff:  
   == Service Discovery
   
  -To discover a service, use the @Snoop qualifier to inject a client to the registered service.
  +. To discover a service, use the @Snoop qualifier to inject a client to the registered service.
   
   Example:
   
  
positive.code: 
  == Service Registration
  
  To register a service with snoop, all you need to do is annotate a class in the service with @EnableSnoopClient.
  
  Example:
  
  
negative.code:     String helloResponse = helloService.simpleGet("hello")
                .filter(r -> r.getStatus() == 200)
                .map(r -> r.readEntity(String.class))
                .orElse("goodbye");
   ...
   // or
      try {
         WebTarget endpoint = helloService.getServiceRoot();
         ...
      } catch(SnoopServiceUnavailableException e) {
      ...
      } 
  ...
  
  