Add ToC to README.md

README.md

-# Advanced teaching automation
+# Advanced teaching automation :robot: :mortar_board:
 
 Leverage Renku and Gitlab to automate class management.
 
@@ -9,12 +9,18 @@ This repository is intended for technically inclined teachers who use Renku and/
 ## Purpose
 
 We showcase the potential of Renku + Gitlab through a few scripts covering common use-cases.
-These scripts can be used as-provided, but are also meant to be extended and adapted by teachers for their own use-cases.
+These scripts can be used as-provided, but are also meant to be extended and adapted by teachers for their specific needs.
 
 ## Content
 
 The following tasks are covered:
 
+* [Inviting students to the class group](#inviting-students-to-the-class-group)
+* [Creating student groups](#creating-student-groups)
+* [Gathering all forks of a project](#gathering-all-forks-of-a-project)
+* [Cloning all forks of a project](#cloning-all-forks-of-a-project)
+* [Sending feedback](#sending-feedback)
+
 ### Inviting students to the class group
 
 Creating a single group for the class allows to have a centralizd place to store all materials, students repositories and exercises. In some cases, one may also want to make this group private.