Fix build; prepare 0.22.1

Author: ctz

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "hyper-rustls"
-version = "0.22.0"
+version = "0.22.1"
 edition = "2018"
 authors = ["Joseph Birr-Pixton <jpixton@gmail.com>"]
 license = "Apache-2.0/ISC/MIT"

README.md

@@ -8,6 +8,8 @@ and the [hyper HTTP library](https://github.com/hyperium/hyper).
 [![Documentation](https://docs.rs/hyper-rustls/badge.svg)](https://docs.rs/hyper-rustls/)
 
 # Release history
+- 0.22.1 (2020-12-27):
+  * Fixing docs.rs build; no other changes.
 - 0.22.0 (2020-12-26):
   * Use tokio 1.0, hyper 0.14, and rustls 0.19. Thanks to @paolobarbolini and @messense.
   * Rework how the certificate store is chosen: now by an explicit API rather than

src/lib.rs

@@ -22,7 +22,7 @@
 //! # fn main() {}
 //! ```
 
-#![feature(doc_cfg)]
+#![cfg_attr(docsrs, feature(doc_cfg))]
 
 mod connector;
 mod stream;