Re-design Add_Product

Notice that for now the html contains
<%@page contentType="text/html" pageEncoding="UTF-8"%>
Revert "Re-design Add_Product"

This reverts commit 771a06ed05ffccd8e6d9495dc45a3caf8955b24a.
Revert "Revert "Re-design Add_Product""

This reverts commit 80a39b9acf5946e5059a40d47773db2a7e2ba2f0.
Revert "Re-design Add_Product"

This reverts commit 771a06ed05ffccd8e6d9495dc45a3caf8955b24a.
Redesign Add_product.jsp

Notice the <%@page contentType="text/html" pageEncoding="UTF-8"%> at the
top of the HTML, should this be set in the Structure model instead ?