Serviio upgrade instructions:
Stop the Serviio service
remove any old backup
rm -rf /usr/local/serviio.old
move the existing installation
mv /usr/local/serviio /usr/local/serviio.old
download the latest version
wget http://download.serviio.org/releases/serviio-1.7-linux.tar.gz
extract it
tar xzf serviio-1.7-linux.tar.gz
move it to the same location at which the old install was located
mv serviio-1.7 /usr/local/serviio
copy the library from the backup location - this ensures you don't need to rebuild
cp -raf /usr/local/serviio.old/library /usr/local/serviio
copy the plugin folder from the backup location as well.
cp -raf /usr/local/serviio.old/plugins /usr/local/serviio
change the ownership on the directory back to the user account the runs the service
chown -R serviio:serviio /usr/local/serviio
start the Serviio service
Enjoy your newly updated media server!