fix: update link to blogpost in the readme as original link is dead

Author: fitzhavey

README.md

@@ -2,12 +2,9 @@
 
 ![a demonstration](https://raw.githubusercontent.com/arvidkahl/vue-json-tree-view/master/header.png)
 
-_If you'd like to contribute to this project, please raise an issue and we can add you to the contributors_
-
-
 ## Demo and Blogpost
 
-You can check out the [demo](https://jsfiddle.net/arvidkahl/kwo6vk9d/11/) on JSFiddle and read the Blogpost called [Building a JSON Tree View Component in Vue.js from Scratch in Six Steps](https://devblog.digimondo.io/building-a-json-tree-view-component-in-vue-js-from-scratch-in-six-steps-ce0c05c2fdd8#.dkwh4jo2m) that lead to the creation of this library.
+You can check out the [demo](https://jsfiddle.net/arvidkahl/kwo6vk9d/11/) on JSFiddle and read the Blogpost called [Building a JSON Tree View Component in Vue.js from Scratch in Six Steps](http://brianyang.com/building-a-json-tree-view-component-in-vue-js-from-scratch-in-six-steps) that lead to the creation of this library.
 
 ## Installation