Merge pull request unicodeveloper#57 from josemcunha/patch-1

Adding 3 tutorials about Next.js

README.md

@@ -42,6 +42,9 @@
  * [Next.js — React Server Side Rendering Done Right](https://hackernoon.com/next-js-react-server-side-rendering-done-right-f9700078a3b6)
  * [5 (of the Many Reasons) to love Zeit's Next.js](https://www.codementor.io/tgreco/5-of-the-many-things-to-love-about-zeit-s-next-js-bpszu99g1)
  * [Next.js 5: Universal Webpack, CSS Imports, Plugins and Zones](https://zeit.co/blog/next5)
+ * [Realtime data visualization using Next.js and Chart.js](https://pusher.com/tutorials/realtime-data-visualization-nextjs)
+ * [Build a chat app with sentiment analysis using Next.js](https://pusher.com/tutorials/chat-sentiment-analysis-nextjs)
+ * [Build a realtime table with Next.js](https://pusher.com/tutorials/realtime-tables-nextjs)
 
 
 ## Boilerplates