exp/upbox: create package from exp/cmd/upbox internals

This leaves exp/cmd/upbox a simple wrapper around the upbox package.

The plan is to extend upbox.Schema so that it can be used in the
cmd/upspin tests, and more.

Change-Id: I2b2e96365e5396ab0d83d8d85dfcbec3d428cdf0
Reviewed-on: https://upspin-review.googlesource.com/10062
Reviewed-by: Rob Pike <r@golang.org>
4 files changed
tree: c73547f03e45f8572532569e71cdcf761d6419e4
  1. README.md
  2. client/
  3. cmd/
  4. filesystem/
  5. upbox/

Experimental components

This directory contains components that are experimental or under development.