xbmc-theme-Confluence: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xbmc-addon-xvdr: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xbmc-addon-lcd: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>