Updated README (again)

Added a link to Releases and to the slides.

README.md

@@ -23,12 +23,12 @@ For more about the authors, please visit [Simon's home page](http://www.cs.bris.
 Source Code for the Exercises and Solutions
 ==========================================
 
-These examples together with the slides are released under the ["attribution CC BY" creative commons license](http://creativecommons.org/licenses/by/3.0/). In other words, you can use these in any way you see fit, including commercially, but please retain an attribution for the original authors, Simon McIntosh-Smith and Tom Deakin.
+These examples together with the [HandsOnOpenCL slides](https://github.com/HandsOnOpenCL/Lecture-Slides) are released under the ["attribution CC BY" creative commons license](http://creativecommons.org/licenses/by/3.0/). In other words, you can use these in any way you see fit, including commercially, but please retain an attribution for the original authors, Simon McIntosh-Smith and Tom Deakin.
 
 Getting started
 ---------------
 
-Please checkout the repository using git with the following command:
+Please download a tarball from [Releases](https://github.com/HandsOnOpenCL/Exercises-Solutions/releases), or checkout the repository using git with the following command:
 
 `git clone git://github.com/HandsOnOpenCL/Exercises-Solutions.git`