fixed blank line when writing errors

lib/server.js

@@ -133,7 +133,8 @@ function Server(options) {
   });
   
   server.on('request:error', function (err, req, res) {
-    console.log();
+    console.error(res.finished, 'finished...');
+    console.error();
     console.error(req.method, req.url, err.stack || err);
     process.exit();
   });