git.md

@@ -137,8 +137,9 @@ If you prefer youtube videos, here are some links about git and GitLab:
 
 Create a repository:
 * Do this on GitLab, 1 project per group,
-* set your project as "Public",
 * invite your co-workers as members of the project (developers).
+* invite also the instructors.
+
 Clone the repository:
 ```
 git clone [copy/paste the URL here starting with git@]