Vue lazy background images (vuejs#672)

* Added vue adsense

* updaed readme

* lazy background images

README.md

@@ -643,6 +643,7 @@ vue-router 2.0, vue-infinite-scroll 2.0, vue-progressbar 2.0 by [TIGERB](https:/
   - [vue2-filters ★2](https://github.com/freearhey/vue2-filters) A collection of standard filters Vue 1.* adapted for use in Vue 2.*
   - [vue-collision](https://github.com/scaccogatto/vue-collision): fires a @collided[-groupName] event on collision with viewport or any other bounding box, WayPoints-like
   - [vue-scrollfire](https://github.com/vue-comps/vue-scrollfire) Fire an event on a specific scroll position
+  - [**vue-lazy-background-images [![GitHub stars](https://img.shields.io/github/stars/darrynten/vue-lazy-background-images.svg?style=social&label=Star)](https://github.com/darrynten/vue-lazy-background-images)**](https://github.com/darrynten/vue-lazy-background-images): Simple lazy background images (only background images) for Vue.JS 2+
 
 - #### SEO