added linkElements to relatedSeries

git-svn-id: svn://oss.beweb.dbc.dk/sync_php/php/OpenLibrary/OpenFormat/trunk@78685 30e9dc4a-7611-4fbc-83ba-eecf79b76bd0
updated responsefiles

git-svn-id: svn://oss.beweb.dbc.dk/sync_php/php/OpenLibrary/OpenFormat/trunk@78696 30e9dc4a-7611-4fbc-83ba-eecf79b76bd0