S3 translator flat file parser can not support unicode

I saw there is one ticket on Unicode support for flat file.   Seems I can not config it in V14  if I am using java api to create my VDB xml.  Steven mentioned it is migrated to S3 translater. Could you pls enhance it in latest Teiid version
 
https://issues.redhat.com/browse/TEIID-4340?page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel&showAll=true