Add "show only completed" to query

WebCms/Utility/QueryFilter.cs

@@ -143,6 +143,15 @@ namespace LeafWeb.WebCms.Utility
                     select li;
             }
 
+            if (query.completed)
+            {
+                resultItems =
+                    from li in resultItems
+                    where
+                        li.CurrentStatus == LeafInputStatusType.Complete
+                    select li;
+            }
+
             return resultItems;
         }
     }