Update badges

readme.md

@@ -5,10 +5,11 @@
   <h2 align="center">Developer Roadmap</h2>
   <p align="center">Roadmap to becoming a Web Developer in 2019</p>
   <p align="center">
-    <a href="https://github.com/kamranahmedse/developer-roadmap#-frontend-roadmap"><img src="https://img.shields.io/badge/Roadmap-Frontend-blue.svg"/></a>
-      <a href="https://github.com/kamranahmedse/developer-roadmap#-backend-roadmap"><img src="https://img.shields.io/badge/Roadmap-Backend-yellowgreen.svg"/></a>
-      <a href="https://github.com/kamranahmedse/developer-roadmap#-devops-roadmap"><img src="https://img.shields.io/badge/Roadmap-DevOps-red.svg"/></a>
+    <a href="https://github.com/kamranahmedse/developer-roadmap#-introduction"><img src="https://img.shields.io/badge/Roadmaps-Frontend%20%7C%20Backend%20%7C%20DevOps-yellowgreen.svg"/></a>
+      <a href="https://twitter.com/home?status=Developer%20Roadmap%20by%20%40kamranahmedse%20http%3A//github.com/kamranahmedse"><img src="https://img.shields.io/badge/twitter-tweet-blue.svg"/></a>
+<a href="https://spectrum.chat/developer-roadmap"><img alt="Join the community on Spectrum" src="https://withspectrum.github.io/badge/badge.svg" /></a>
   </p>
+  <br>
 </p>
 
 Below you find a set of charts demonstrating the paths that you can take and the technologies that you would want to adopt in order to become a frontend, backend or a devops. I made these charts for an old professor of mine who wanted something to share with his college students to give them a perspective; sharing them here to help the community.