Update README.md

Author: jspaaks

README.md

@@ -2,7 +2,7 @@
 [![Codacy Badge](https://api.codacy.com/project/badge/grade/efc519d2486b45fca235fa7859d5576d)](https://www.codacy.com/app/NLeSC/Xenon-examples)
 
 [Xenon](http://nlesc.github.io/Xenon) helps you do your distributed computing tasks. 
-This repository contains a [tutorial PDF](https://github.com/NLeSC/Xenon-examples/raw/master/doc/tutorial/xenon-tutorial.pdf) for learning how to use Xenon. The tutorial is aimed at inexperienced users. The repository further provides some additional code examples.
+This repository contains a [tutorial PDF](https://github.com/NLeSC/Xenon-examples/raw/master/doc/tutorial/xenon-tutorial.pdf) for learning how to use Xenon (1.1.0). The tutorial is aimed at inexperienced users. The repository further provides some additional code examples.
 
 Requirements:
 * A copy of this repository