Column without width and table rule color

[pgundlach]

<Layout xmlns="urn:speedata.de:2009/publisher/en"
    xmlns:sd="urn:speedata:2009/publisher/functions/en">

    <Record element="data">
        <PlaceObject>
            <Table>
                <Columns>
                    <Column background-color="lightgray" />
                </Columns>

                <Tr>
                    <Td><Paragraph><Value>Hello</Value></Paragraph></Td>
                </Tr>
                <Tablerule color="black" rulewidth="2pt"></Tablerule>
                <Tr>
                    <Td><Paragraph><Value>Hello</Value></Paragraph></Td>
                </Tr>
            </Table>
        </PlaceObject>

    </Record>
</Layout>

got

expect with black rules.