Added credits for the logo.

README.md

@@ -1,4 +1,3 @@
-
 ![banner](pino-banner.png)
 
 # pino  [![Build Status](https://travis-ci.org/mcollina/pino.svg)](https://travis-ci.org/mcollina/pino) [![Coverage Status](https://coveralls.io/repos/github/mcollina/pino/badge.svg?branch=master)](https://coveralls.io/github/mcollina/pino?branch=master) [![TypeScript definitions on DefinitelyTyped](http://definitelytyped.org/badges/standard.svg)](http://definitelytyped.org)
@@ -927,6 +926,8 @@ parents and children will end up in log output.
 
 This project was kindly sponsored by [nearForm](http://nearform.com).
 
+Logo and identity designed by Beibhinn Murphy O'Brien: https://www.behance.net/BeibhinnMurphyOBrien.
+
 ## License
 
 Licensed under [MIT](./LICENSE).