Update README

README.md

@@ -12,9 +12,7 @@ history, etc, GitLab makes your projects more reproducible and collaboration
 with colleagues easy ([introduction](http://doc.gitlab.com/ce/gitlab-basics/README.html)).
 
 
-## Coordinates
-
-**PRELIMINARY**
+## Coordinates (preliminary!)
 
 - Date: April 25th, 2016
 - Time: 9:00 - 17:00
@@ -26,9 +24,7 @@ with colleagues easy ([introduction](http://doc.gitlab.com/ce/gitlab-basics/READ
   - Szymon M. Kiełbasa (S.M.Kielbasa@lumc.nl)
 
 
-## Program
-
-**PRELIMINARY**
+## Program (preliminary!)
 
 This year the contents will be slightly less advanced on the technical side
 (no branching, no git-annex). Instead, there is more focus on using the LUMC