Here is a patch for page.tmpl to add these landmarks.
-diff --git a/templates/page.tmpl b/templates/page.tmpl
+{{{diff --git a/templates/page.tmpl b/templates/page.tmpl
index 5efad1a..cb76590 100644
--- a/templates/page.tmpl
+++ b/templates/page.tmpl
<TMPL_UNLESS DYNAMIC>
<TMPL_IF HTML5><nav id="pageinfo"><TMPL_ELSE><div id="pageinfo"></TMPL_IF>
+}}}