update the CHANGELOG

Jorge Aparicio · Jorge Aparicio · commit f31610969d40 · 2016-11-19T10:03:14.000-05:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Added
+
+- `interrupt::Mutex`, a "mutex" based on critical sections.
+
 ## [v0.1.4]
 
 ### Added
