social/mail_sent/views/mail.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>
    <record id="action" model="ir.actions.client">
        <field name="name">Sent</field>
        <field name="tag">mail.wall</field>
        <field name="res_model">mail.message</field>
        <field name="context">{
          'default_model': 'res.users',
          'default_res_id': uid,
          'thread_model': 'res.partner',
        }</field>
        <field name="params" eval="&quot;{
            'domain': [
                ('author_id.user_ids', 'in', [uid]),
            ],
            'view_mailbox': True,
            'read_action': 'read',
            'show_compose_message': False,
        }&quot;"/>
        <field name="help" type="html">
            <p><b>No sent messages.</b></p>
            <p>This list contains messages sent by you.</p>
        </field>
    </record>

    <menuitem id="menu"
              action="action"
              parent="mail.mail_feeds"
              groups="base.group_user"/>
</data>
</openerp>