Merge pull request #169 from martijnmelchers/patch-1

Fix npm link

README.md

@@ -7,7 +7,7 @@ A nanoscopic progress bar. Featuring realistic trickle animations to convince yo
 
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 [![npm](https://img.shields.io/badge/demo-online-ed1c46.svg)](https://murhafsousli.github.io/ngx-progressbar/)
-[![npm](https://img.shields.io/npm/v/@ngx-progressbar/core.svg?maxAge=2592000?style=plastic)](https://www.npmjs.com/package/ngx-progressbar/core) 
+[![npm](https://img.shields.io/npm/v/@ngx-progressbar/core.svg?maxAge=2592000?style=plastic)](https://www.npmjs.com/package/@ngx-progressbar/core) 
 [![Build Status](https://travis-ci.org/MurhafSousli/ngx-progressbar.svg?branch=master)](https://travis-ci.org/MurhafSousli/ngx-progressbar) 
 [![npm](https://img.shields.io/npm/l/express.svg?maxAge=2592000)](https://github.com/MurhafSousli/ngx-progressbar/blob/master/LICENSE)