update readme

Author: F. Michel

Diff for: README.md

@@ -1,6 +1,6 @@
 # php-dotenv
 # Loads environment variables from .env file to getenv(), $_ENV and $_SERVER.
-
+[![Latest Stable Version](https://poser.pugx.org/devcoder-xyz/php-dotenv/v)](//packagist.org/packages/devcoder-xyz/php-dotenv) [![Total Downloads](https://poser.pugx.org/devcoder-xyz/php-dotenv/downloads)](//packagist.org/packages/devcoder-xyz/php-dotenv) [![Latest Unstable Version](https://poser.pugx.org/devcoder-xyz/php-dotenv/v/unstable)](//packagist.org/packages/devcoder-xyz/php-dotenv) [![License](https://poser.pugx.org/devcoder-xyz/php-dotenv/license)](//packagist.org/packages/devcoder-xyz/php-dotenv)
 ```
 APP_ENV=dev
 DATABASE_DNS=mysql:host=localhost;dbname=test;