<?xml version="1.0" encoding="utf-8"?>
<templates id="template" xml:space="preserve">
    <t t-extend="mail.thread.message">
        <t t-jquery="div[class=oe_msg_center] div[class=oe_msg_icons]" t-operation="append">
            <span class='oe_mail_print'><a title="Print Email" class="oe_e">&lt;</a></span>
        </t>
    </t>
</templates>
