Updated slides and description for DS3 2019.

README.md

@@ -1,5 +1,7 @@
 # DS3 Ecole Polytechnique - Data Science Summer School : Reinforcement Learning sessions
 
-Here you will find teaching materials for the reinforcement learning sessions we taught in 2018 and 2019. The PDFs for the courses are in their respective folders. For the 2019 practical session 'A Shallow Dive in Deep Reinforcement Learning', the Colaboratory notebook (open in sandbox mode, and it is advised to make a copy !) can be found at:
+Here you will find teaching materials for the reinforcement learning sessions we taught in 2018 and 2019. The PDFs for the courses are in their respective folders. For the 2019 practical session 'A Shallow Dive in Deep Reinforcement Learning', the Colaboratory notebook (open in sandbox mode, and it is advised to make a copy !), courtesy of github.com/dianaborsa , can be found at:
 
 https://colab.research.google.com/drive/1cwaKL2o7-DrsM1IC4q3LBHHraytQGafy#forceEdit=true&offline=true&sandboxMode=true
+
+Don't hesitate to contact me with slide erratas or requests for clarification.