message: Allow chaining
diff: @@ -35,6 +35,7 @@ class Reshuffle {
  register(service) {
  service.app = this;
  this.registry.services[service.id] = service;
  + return service;
  }
  async unregister(service) {
  @@ -48,6 +49,7 @@ class Reshuffle {
  registerHTTPDelegate(path, delegate) {
  this.httpDelegates[path] = delegate;
  + return delegate;
  }
  unregisterHTTPDelegate(path) {
  