updated README.md , added hyperlink to banner
-# <img align="right" src="https://github.com/avelino/awesome-go/raw/master/tmpl/assets/logo.png" alt="awesome-go" title="awesome-go" /> Awesome Go
+# <a href="https://awesome-go.com/"><img align="right" src="https://github.com/avelino/awesome-go/raw/master/tmpl/assets/logo.png" alt="awesome-go" title="awesome-go" /></a> Awesome Go
[![Build Status](https://travis-ci.com/avelino/awesome-go.svg?branch=master)](https://travis-ci.com/avelino/awesome-go)
[![Awesome](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/sindresorhus/awesome)
