informations are missing in reference tab on user interface
the fact :
some user belong to some posixGroup in FD version 1.0.5 we can see inside the reference tab of user management screen all the groups the the user is belong to. see screen1
in FD version 1.0.8 : no more informations see screen2
feature is useful when we want to have all links a a user
(from redmine: issue id 3338, created on 2014-09-12, closed on 2014-09-22)