code: public EtcdMemberResponse listMembers() throws EtcdException {
  		UriComponentsBuilder builder = UriComponentsBuilder.fromUriString(MEMBERSPACE);
  		return execute(builder, HttpMethod.GET, null, EtcdMemberResponse.class);
  	}
docs: Returns a representation of all members in the etcd cluster.
  
  @return the members
  @throws EtcdException
  in case etcd returned an error