Adding an LDAP user in a group is not registered in the history of the page

Steps to reproduce:

1.  Use an LDAP user who has never logged into XWiki, beloging to a group, eg. XWikiAdminGroup

2. Login in XWiki

Expected result:

1. User profile page properly created at first login in XWiki

2. The user is added in the corresponding group and the change appears in the history page of the group. 

Actual result : The change is not registered in the group page