server-tools/document_export_from_db/data/ir_values.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data>

        <record model="ir.values" id="document_multiple_action">
            <field name="model_id" ref="base.model_ir_attachment" />
            <field name="name">Documents Export</field>
            <field name="key2">client_action_multi</field>
            <field name="value" eval="'ir.actions.act_window,' + str(ref('action_view_document_multiple_action_form'))" />
            <field name="key">action</field>
            <field name="model">ir.attachment</field>
        </record>

    </data>
</openerp>