Simple IoT Update Client

Making progress on a SIOT update client:

This currently leverages the Yoe updater to process the update.

In the future, we will support app updates as well.

I think kiosk-browser ↔ SimpleIOT ↔ YoeUpater + platform APIs is a good middleware for most of industrial iot products I would imagine, and this brings it one step closer for fleet management using these infrastructures as part o of yoe distro