README with some badges

Signed-off-by: Chris Koch <[email protected]>

Author: hugelgupf

README.md

@@ -0,0 +1,7 @@
+# uio
+
+[![CircleCI](https://circleci.com/gh/u-root/uio.svg?style=svg)](https://circleci.com/gh/u-root/uio)
+[![Go Report Card](https://goreportcard.com/badge/github.com/u-root/uio)](https://goreportcard.com/report/github.com/u-root/uio)
+[![GoDoc](https://godoc.org/github.com/u-root/uio?status.svg)](https://godoc.org/github.com/u-root/uio)
+[![Slack](https://slack.osfw.dev/badge.svg)](https://slack.osfw.dev)
+[![License](https://img.shields.io/badge/License-BSD%203--Clause-blue.svg)](https://github.com/u-root/uio/blob/main/LICENSE)