Update README.md

Author: aivis

README.md

@@ -3,7 +3,6 @@
 [![Build Status](https://travis-ci.org/understand/understand-laravel5.svg)](https://travis-ci.org/understand/understand-laravel5)
 [![Latest Stable Version](https://poser.pugx.org/understand/understand-laravel5/v/stable.svg)](https://packagist.org/packages/understand/understand-laravel5) 
 [![Total Downloads](https://poser.pugx.org/understand/understand-laravel5/downloads)](https://packagist.org/packages/understand/understand-laravel5)
-[![Latest Unstable Version](https://poser.pugx.org/understand/understand-laravel5/v/unstable.svg)](https://packagist.org/packages/understand/understand-laravel5) 
 [![License](https://poser.pugx.org/understand/understand-laravel5/license.svg)](https://packagist.org/packages/understand/understand-laravel5)
 
 - [Quick start](#quick-start)