Merge branch 'B3333-report-subquery-misbehavior' into 'master'

Bug #3333 - Fixed subquery recognition in reports

See merge request !87

extension/qfq/qfq/report/Report.php

@@ -455,8 +455,8 @@ class Report {
         }
 
         // Superlevel "10.10"
-        if (isset($super_level_array) && is_array($super_level_array)) {
-            $full_super_level = implode(".", $super_level_array);
+        if (!empty($super_level_array) && is_array($super_level_array)) {
+            $full_super_level = implode(".", $super_level_array) . '.';
         } else {
             $full_super_level = '';
         }