Remove empty constants pages(lua)

php/doc-en@46a9cdd

Author: mumumu

reference/lua/book.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 68c2c871505aadf983f16113c5b077b335ce8d76 Maintainer: satoruyoshida Status: ready -->
+<!-- EN-Revision: 46a9cdd2dbef4ec89bf65fad9930e2feb78bbb98 Maintainer: satoruyoshida Status: ready -->
 <book xml:id="book.lua" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>Lua</title>
@@ -15,7 +15,6 @@
  </preface>
 
  &reference.lua.setup;
- <!--&reference.lua.constants;-->
 
  &reference.lua.lua;
  &reference.lua.luaclosure;