Prepare rand_os 0.2.0 release

Author: dhardy

rand_os/CHANGELOG.md

@@ -5,7 +5,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
-## [0.2.0] - 2019-04-08
+## [0.2.0] - 2019-06-06
 Replaced implementation with a backwards-compatible shim around
 [getrandom](https://crates.io/crates/getrandom).
 

rand_os/README.md

@@ -22,7 +22,7 @@ Links:
 
 -   [API documentation (master)](https://rust-random.github.io/rand/rand_os)
 -   [API documentation (docs.rs)](https://docs.rs/rand_os)
--   [Changelog](CHANGELOG.md)
+-   [Changelog](https://github.com/rust-random/rand/blob/master/rand_os/CHANGELOG.md)
 
 ## License