Fix feed.xml for RSS 2.0
Fix feed.xml for RSS 2.0

jannecederberg/jannecederberg.github.io,jannecederberg/jannecederberg.github.io,jannecederberg/jannecederberg.github.io,jannecederberg/jannecederberg.github.io,jannecederberg/jannecederberg.github.io