Update README.md

Author: sdebacker

README.md

@@ -3,7 +3,7 @@
 [![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE.md)
 [![StyleCI](https://styleci.io/repos/30971812/shield)](https://styleci.io/repos/30971812)
 
-A Laravel/Lumen Package that extends collections to handle nested items following adjacency list model.
+A Laravel Package that extends collections to handle nested items following adjacency list model.
 
 ## Installation