JSTL lesson. Take into account the Servlet version. A lot of things
different from
the tutorial due to we are using XHTML, still work on going.

Signed-off-by: dbranco <dbranco@gmail.com>
JSLT in pure JSP XHTML, no traditional scriptlet used, because
this "<@...@>" is not considered XHTML.

Signed-off-by: dbranco <dbranco@gmail.com>