Added link to 'Tethering CodeBug with Python' Activitiy

Thomas Preston · Thomas Preston · commit 784a23800fab · 2016-06-30T10:32:16.000+01:00
diff --git a/docs/index.rst b/docs/index.rst
@@ -6,6 +6,7 @@ interacting with CodeBug over USB Serial.
 
 Links:
     - `The CodeBug Website <http://www.codebug.org.uk>`_
+    - `CodeBug Activity: "Tethering CodeBug with Python" <http://www.codebug.org.uk/learn/activity/66/tethering-codebug-with-python/>`_
 
 Contents:
 
