Change user in XML export

Change user in XML export Organic Design procedure

The Usernames are specified in the <username> tag, by default an xml export usually dumps the current revision not the history of an article;

<PHP> perl -ne 's/(<username>)\w+?(<\/username>\s+?<id>)\d+?(<\/id>)/${1}WikiSysop${2}1${3}/g; ; print ' IN.xml > OUT.xml </PHP>