Add predefined attributes section (#78)

Girgias · web-flow · commit 86ea4eb3aa8d · 2022-11-13T13:36:00.000Z
diff --git a/manual.xml.in b/manual.xml.in
@@ -87,6 +87,7 @@
   &language.predefined.variables;
   &language.predefined.exceptions;
   &language.predefined.interfaces;
+  &language.predefined.attributes;
   &language.context;
   &language.wrappers;
  </book>
