Modified function get_users_listing to:

1. also return confirmed field from user table and
2. include users in dataset who have not confirmed
(Used to display unconfirmed users in admin/user.php)

lib/datalib.php

@@ -1404,10 +1404,11 @@ function get_users_listing($sort, $dir="ASC", $page=1, $recordsperpage=20, $sear
         $search = " AND ($fullname $LIKE '%$search%' OR email $LIKE '%$search%') ";
     }
 
-    return get_records_sql("SELECT id, username, email, firstname, lastname, city, country, lastaccess  
+/// warning: will return unconfirmed users
+    return get_records_sql("SELECT id, username, email, firstname, lastname, city, country, lastaccess, confirmed
                               FROM {$CFG->prefix}user 
                              WHERE username <> 'guest' 
-                               AND deleted <> 1 and confirmed = 1 $search
+                               AND deleted <> 1 $search
                           ORDER BY $sort $dir $limit");
 
 }