Updated CDNJS versions

Author: faceleg

README.md

@@ -38,8 +38,8 @@ $ npm install angular-loading-bar
 
 #### via CDN:
 ```html
- <link rel='stylesheet' href='//cdnjs.cloudflare.com/ajax/libs/angular-loading-bar/0.7.1/loading-bar.min.css' type='text/css' media='all' />
- <script type='text/javascript' src='//cdnjs.cloudflare.com/ajax/libs/angular-loading-bar/0.7.1/loading-bar.min.js'></script>
+ <link rel='stylesheet' href='//cdnjs.cloudflare.com/ajax/libs/angular-loading-bar/0.9.0/loading-bar.min.css' type='text/css' media='all' />
+ <script type='text/javascript' src='//cdnjs.cloudflare.com/ajax/libs/angular-loading-bar/0.9.0/loading-bar.min.js'></script>
 ```
 
 ## Why I created this