flectra/addons/transifex/data/ir_translation_view.xml

<?xml version="1.0" encoding="utf-8"?>
<flectra>
    <record id="ir_translation_view_tree_transifex" model="ir.ui.view">
        <field name="name">ir.translation.transifex</field>
        <field name="model">ir.translation</field>
        <field name="inherit_id" ref="base.view_translation_tree"/>
        <field name="arch" type="xml">
            <field name="lang" position="after">
                <field name="transifex_url"
                       widget="link_button"
                       string="Transifex" />
            </field>
        </field>
    </record>

    <record id="ir_translation_dialog_view_tree_transifex" model="ir.ui.view">
        <field name="name">ir.translation.transifex</field>
        <field name="model">ir.translation</field>
        <field name="inherit_id" ref="base.view_translation_dialog_tree"/>
        <field name="arch" type="xml">
            <field name="lang" position="after">
                <field name="transifex_url"
                       widget="link_button"
                       string="Transifex" />
            </field>
        </field>
    </record>
</flectra>