Updated description on top of roster viewer page. (no really this time!)

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/trunk@9129 b35dd754-fafc-0310-a699-88a17e54d16e

src/i18n/openfire_i18n_en.properties

@@ -1919,7 +1919,7 @@ user.properties.registered=Registered
 # User roster Page
 
 user.roster.title=User Roster
-user.roster.info=Below is the list of roster items for user {0}.  Shared groups are underlined.
+user.roster.info=Below is the list of roster items for user {0}.  Shared groups are represented in the Groups column as underlined links to an associated group edit screen.  Roster items provided by shared groups may not be deleted via this interface.
 user.roster.jid=JID
 user.roster.nickname=Nickname
 user.roster.groups=Groups