Add RPI image to the archive
Add RPI image to the archive

This archive directory, might as well be used for further sharing of the artifacts, therefore having the rpi image here as well.

Besides adding rpi image, also fixed a few minor errors when archiving the ARP image.

Signed-off-by: Fisnik Hajredini <6be666215e0190c037ac88211bc0fc7d6e9d032d@luxoft.com>

Pelagicore/pelux-manifests,sashko/pelux-manifests