render_odt_variable is able to render text:variable-set nodes like:
 <text:variable-set text:name="my_title" 
                    office:value-type="string">Title</text:variable-set>
or 
 <text:variable-set text:name="my_float" 
                    office:value-type="float" 
                    office:value="0.23" 
                    style:data-style-name="N2">0.23</text:variable-set>




git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@41427 20353a03-c40f-0410-a6d1-a30d3c3de9de