message: Closes
  Updated warning text to more accurately reflect the current state of the issue.
diff: [![Build Status](https://travis-ci.org/xd009642/tarpaulin.svg?branch=master)](https://travis-ci.org/xd009642/tarpaulin) [![Latest Version](https://img.shields.io/crates/v/cargo-tarpaulin.svg)](https://crates.io/crates/cargo-tarpaulin) [![License:MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
  -**Tarpaulin is currently not working on rustc 1.23 stable or beta due to an issue
  -in rustc, use nightly 1.23 in the interim**
  +**Tarpaulin is currently not working on rustc 1.23 stable
  +in rustc, this was fixed in nightly-2018-01-05 so use an appropriate release in
  +the interim**
  Tarpaulin is designed to be a code coverage reporting tool for the Cargo build
  system, named for a waterproof cloth used to cover cargo on a ship. Currently,
  