Create macros for cart layout example

This example demonstrates the script to add a Requested for reference field as a widget macro to a cart layout record.

<?xml version="1.0" encoding="utf-8" ?>
<j:jelly trim="false" xmlns:j="jelly:core" xmlns:g="glide" xmlns:j2="null" xmlns:g2="null">
    <j:set var="ref" value="sc_cart" />
    <j:set var="jvar_ref" value="${jvar_cart.getRequestedFor()}" />
    <j:set var="jvar_ref_display" value="${jvar_cart.getRequestedForDisplayName()}" />
    <tr>
        <td colspan="3">
            ${gs.getMessage('Requested for')}:
        </td>
    </tr>
    <tr>
        <td colspan="3" style="padding: 4px;">
            <g:catalog_requested_for />
        </td>
    </tr>
</j:jelly>