anchor.diff:              reply_json(Req, JSON, 400);
           {error, _What, Message, _Nested} ->
               reply_json(Req, [Message], 400)
  -    end.
  +    end,
  +    exit(normal).
   
   %% waits till only one node is left in cluster
   do_eject_myself_rec(0, _) ->
  
positive.code:             reply_json(Req, [], 200);
          {error, _What, Message, _Nested} ->
              reply_json(Req, [Message], 400)
      end.
  
  % Returns an UUID if it is already in the ns_config and generates
  % a new one otherwise.
  
negative.code:             handle_node("self", Req);
          {error, _What, Message, _Nested} ->
              reply_json(Req, [Message], 400)
      end,
      exit(normal).
  
  handle_complete_join(Req) ->
      {struct, NodeKVList} = mochijson2:decode(Req:recv_body()),
  