Updated README badges to the shields.io images

Author: jeremeamia

README.md

@@ -1,8 +1,8 @@
 # AWS Service Provider for Laravel 5
 
-[![Build Status](https://travis-ci.org/aws/aws-sdk-php-laravel.svg)](https://travis-ci.org/aws/aws-sdk-php-laravel)
-[![Latest Stable Version](https://poser.pugx.org/aws/aws-sdk-php-laravel/v/stable.png)](https://packagist.org/packages/aws/aws-sdk-php-laravel)
-[![Total Downloads](https://poser.pugx.org/aws/aws-sdk-php-laravel/downloads.png)](https://packagist.org/packages/aws/aws-sdk-php-laravel)
+[![Build Status](https://img.shields.io/travis/aws/aws-sdk-php-laravel.svg)](https://travis-ci.org/aws/aws-sdk-php-laravel)
+[![Latest Stable Version](https://img.shields.io/packagist/v/aws/aws-sdk-php-laravel.svg)](https://packagist.org/packages/aws/aws-sdk-php-laravel)
+[![Total Downloads](https://img.shields.io/packagist/dt/aws/aws-sdk-php-laravel.svg)](https://packagist.org/packages/aws/aws-sdk-php-laravel)
 
 A simple [Laravel 5](http://laravel.com/) service provider for making it easier to include the official [AWS SDK for PHP](https://github.com/aws/aws-sdk-php) into your Laravel application.