Revert "README: Obsolete"

This reverts commit b7befcf608.

README.md

@@ -1,7 +1,37 @@
+[![crates.io](https://img.shields.io/crates/d/riscv.svg)](https://crates.io/crates/vexriscv)
+[![crates.io](https://img.shields.io/crates/v/riscv.svg)](https://crates.io/crates/vexriscv)
+[![Build Status](https://travis-ci.org/rust-embedded/riscv.svg?branch=master)](https://travis-ci.org/xobs/vexriscv)
+
 # `veriscv`
 
 > Low level access to parts of the VexRiscv RISC-V processor
 
-THIS PROJECT IS NOW OBSOLETE
+This project is derived from [riscv](https://github.com/rust-embedded/riscv), developed and maintained by the [RISC-V team][team].
 
-You can access vexriscv-specific csrs in the `riscv` crate, under `riscv::registers::vexriscv::*`.
+## [Documentation](https://docs.rs/crate/vexriscv)
+
+## License
+
+Copyright 2020 Sean "xobs" Cross
+Copyright 2019 [RISC-V team][team]
+
+Permission to use, copy, modify, and/or distribute this software for any purpose
+with or without fee is hereby granted, provided that the above copyright notice
+and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
+THIS SOFTWARE.
+
+## Code of Conduct
+
+Contribution to this crate is organized under the terms of the [Rust Code of
+Conduct][CoC], the maintainer of this crate, the [RISC-V team][team], promises
+to intervene to uphold that code of conduct.
+
+[CoC]: CODE_OF_CONDUCT.md
+[team]: https://github.com/rust-embedded/wg#the-riscv-team