Merge pull request #640 from sufuf3/add-badge

Add CDNJS version badge in README.md

Author: Igor Escobar

README.md

@@ -4,6 +4,7 @@ A jQuery Plugin to make masks on form fields and HTML elements.
 [![Build Status](https://travis-ci.org/igorescobar/jQuery-Mask-Plugin.png)](https://travis-ci.org/igorescobar/jQuery-Mask-Plugin)
 [![Code Climate](https://codeclimate.com/github/igorescobar/jQuery-Mask-Plugin.png)](https://codeclimate.com/github/igorescobar/jQuery-Mask-Plugin)
 [![jsDelivr Hits](https://data.jsdelivr.com/v1/package/npm/jquery-mask-plugin/badge?style=rounded)](https://www.jsdelivr.com/package/npm/jquery-mask-plugin)
+[![CDNJS](https://img.shields.io/cdnjs/v/jquery.mask.svg)](https://cdnjs.com/libraries/jquery.mask)
 
 # Documentation, Demos & Usage Examples
 https://igorescobar.github.io/jQuery-Mask-Plugin/