Merge pull request #106 from UoMResearchIT/105-update-links-on-training-catalogue-with-new-presentation

Use the data directory for the slides instead

Author: Scottan

…ramming_with_python_in_person_slides.pdf …ramming_with_python_in_person_slides.pdfepisodes/documents/programming_with_python_in_person_slides.pdf renamed to episodes/data/programming_with_python_in_person_slides.pdf episodes/documents/programming_with_python_in_person_slides.pdf renamed to episodes/data/programming_with_python_in_person_slides.pdf

@@ -28,7 +28,7 @@ All material in these lessons pertain to **Python** **3**.
 ::::::::::::::::::::::::::::::::::::::::::::::::::
 
 
-Link to the [slides presented at the beginning of the course](https://uomresearchit.github.io/Programming-With-Python/documents/programming_with_python_in_person_slides.pdf).
+Download the [slides presented at the beginning of the course](./data/programming_with_python_in_person_slides.pdf).