Docs: Add badges and remove hard-coded NPM version from files

- Prepare for `npm version` command.
- bower.json will be updated manually if needed.

README.md

@@ -2,8 +2,23 @@
 
 jQuery plugin for responsive and accessible modal windows and tooltips.
 
+[![NPM version](https://img.shields.io/npm/v/jquery-popup-overlay.svg?style=flat)](https://www.npmjs.com/package/jquery-popup-overlay)
+[![NPM dependencies](https://img.shields.io/david/vast-engineering/jquery-popup-overlay.svg?style=flat)](https://david-dm.org/vast-engineering/jquery-popup-overlay)
+[![NPM dev dependencies](https://img.shields.io/david/dev/vast-engineering/jquery-popup-overlay.svg?style=flat)](https://david-dm.org/vast-engineering/jquery-popup-overlay?type=dev)
+<!-- [![NPM dev dependencies](https://david-dm.org/vast-engineering/jquery-popup-overlay/dev-status.svg)](https://www.npmjs.com/package/jquery-popup-overlay) -->
+<!-- [![Downloads](https://img.shields.io/npm/dw/jquery-popup-overlay.svg?style=flat)](https://www.npmjs.com/package/jquery-popup-overlay) -->
+<!-- [![GitHub stars](https://img.shields.io/github/stars/vast-engineering/jquery-popup-overlay.svg?label=Stars&style=flat)](https://github.com/vast-engineering/jquery-popup-overlay) -->
+
 ## Documentation & demo
 [Documentation & demo](http://vast-engineering.github.io/jquery-popup-overlay/)
 
 ## License
-Released under the [MIT license](http://www.opensource.org/licenses/MIT).
+Released under the [MIT license](http://www.opensource.org/licenses/MIT).
+
+
+<!-- [![build status][travis-image]][travis-url] -->
+<!-- [![Build status][appveyor-image]][appveyor-url] -->
+<!-- [travis-image]: https://img.shields.io/travis/jquery-popup-overlay/jquery-popup-overlay/gh-pages.svg?style=flat -->
+<!-- [travis-url]: https://travis-ci.org/jquery-popup-overlay/jquery-popup-overlay -->
+<!-- [appveyor-image]: https://ci.appveyor.com/api/projects/status/iwxmiobcvbw3b0av/branch/gh-pages?svg=true -->
+<!-- [appveyor-url]: https://ci.appveyor.com/project/jquery-popup-overlay/jquery-popup-overlay/branch/gh-pages -->

index.html

@@ -80,7 +80,7 @@ <h1>jQuery Popup Overlay</h1>
                 <a href="https://github.com/vast-engineering/jquery-popup-overlay/archive/gh-pages.zip" class="btn btn-primary btn-success btn-lg"><span class="fa-download"></span> Download</a>
                 <a href="https://github.com/vast-engineering/jquery-popup-overlay" class="btn btn-lg btn-default"><span class="fa-github"></span> View project on GitHub</a>
             </p>
-            <p class="text-muted">Currently v2.0.0</p>
+            <p class="text-muted"><a href="https://www.npmjs.com/package/jquery-popup-overlay"><img alt="NPM version" src="https://img.shields.io/npm/v/jquery-popup-overlay.svg?style=flat-square&label=Currently&colorA=transparent&colorB=transparent"></a></p>
         </div>
     </div>
 </div>
@@ -151,7 +151,7 @@ <h2>Usage</h2>
   &lt;script src="https://code.jquery.com/jquery-1.8.2.min.js"&gt;&lt;/script&gt;
 
   &lt;!-- Include jQuery Popup Overlay --&gt;
-  &lt;script src="https://cdn.rawgit.com/vast-engineering/jquery-popup-overlay/2.0.0/jquery.popupoverlay.js"&gt;&lt;/script&gt;
+  &lt;script src="https://cdn.rawgit.com/vast-engineering/jquery-popup-overlay/gh-pages/jquery.popupoverlay.js"&gt;&lt;/script&gt;
 
   &lt;script&gt;
     $(document).ready(function() {

jquery.popupoverlay.js

@@ -1,7 +1,6 @@
 /*!
  * jQuery Popup Overlay
  *
- * @version 2.0.0
  * @requires jQuery v1.7.1+
  * @link http://vast-engineering.github.com/jquery-popup-overlay/
  */