updated readme

readme.md

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 <p align="center"><a href="https://koa-vue-notes-web.innermonkdesign.com/" target="_blank"><img width="200" src="./src/static/koa-vue-notes-icon.png"></a></p>
 
+<p align="center">
+  <a href="http://opensource.org/licenses/MIT"><img src="https://img.shields.io/badge/license-MIT-blue.svg" alt="Issues"></a>
+  <a href="https://twitter.com/intent/tweet?text=Check%20this%20out:%20&url=%5Bobject%20Object%5D"><img src="https://img.shields.io/twitter/url/https/github.com/johndatserakis/koa-vue-notes-api.svg?style=social
+" alt="Issues"></a>
+</p>
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 # Koa-Vue-Notes-Api
 
 This is a simple SPA built using [Koa](http://koajs.com/) (2.3) as the backend and [Vue](https://vuejs.org/) (2.4) as the frontend. Click [here](https://github.com/johndatserakis/koa-vue-notes-web) to see the frontend Vue code. Click [here](https://koa-vue-notes-web.innermonkdesign.com/) to view the app live.