Removed code formatting modelines.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

doc/en/index.docbook

@@ -275,16 +275,3 @@ You can find a list of changes at <ulink url="&homepage;">&homepage;</ulink>.
 
 &documentation.index;
 </book>
-
-<!--
-Local Variables:
-mode: sgml
-sgml-minimize-attributes:nil
-sgml-general-insert-case:lower
-sgml-indent-step:0
-sgml-indent-data:nil
-End:
-
-vim:tabstop=2:shiftwidth=2:expandtab 
--->
-