OXYGENHUB

Changes up to # b66e70b7b6c7 touching docs/oh.md · 2

See as swimlanes (independent work side by side)

Device sign-in: approve an app's code on the web, the app gets a scoped token (closes #67)
Andy McCall ·
✔ df71c7892d27
oh: OxygenHub from the command line
Andy McCall ·
✔ 5c6e92fd8d71