Remove total user count, unneeded with simultaneous active/blocked display

modules/munin_core/munin_core.module

@@ -112,7 +112,6 @@ function munin_core_munin_api_fetch($graph_name) {
 
       $ret['user_active_count'] = $users[1];
       $ret['user_blocked_count'] = $users[0];
-      $ret['user_count'] = $users[0] + $users[1];
 
 
       $sq = 'SELECT COUNT(*) cnt FROM {sessions} s WHERE s.uid != 0 AND s.timestamp >= UNIX_TIMESTAMP() - 5*60';