Made group names singular and added "teller" role.

samples/tutorial/src/main/webapp/WEB-INF/classes/users.ldif

@@ -18,16 +18,20 @@ sn: Johnson
 uid: rod
 userPassword: koala
 
-dn: cn=users,ou=groups,dc=springframework,dc=org
+dn: cn=user,ou=groups,dc=springframework,dc=org
 objectclass: top
 objectclass: groupOfNames
-cn: users
-ou: user
+cn: user
 member: uid=rod,ou=people,dc=springframework,dc=org
 
-dn: cn=supervisors,ou=groups,dc=springframework,dc=org
+dn: cn=teller,ou=groups,dc=springframework,dc=org
 objectclass: top
 objectclass: groupOfNames
-cn: supervisors
-ou: supervisor
+cn: teller
+member: uid=rod,ou=people,dc=springframework,dc=org
+
+dn: cn=supervisor,ou=groups,dc=springframework,dc=org
+objectclass: top
+objectclass: groupOfNames
+cn: supervisor
 member: uid=rod,ou=people,dc=springframework,dc=org