CHANGELOG.md in abstract_notifier-0.3.0 vs CHANGELOG.md in abstract_notifier-0.3.1

- old
+ new

@@ -1,9 +1,16 @@
 # Change log
 
 ## master
 
+## 0.3.1 (2020-04-09)
+
+- Fix loading testing utils. ([@brovikov][])
+
+Change the RSpec check to `defined?(RSpec::Core)` to prevent from
+loading testing utils when only `RSpec` module is defined.
+
 ## 0.3.0 (2020-03-02)
 
 - **Drop Ruby 2.4 support**. ([@palkan][])
 
 ## 0.2.0 (2018-01-11)
@@ -15,5 +22,6 @@
 ## 0.1.0 (2018-12-21)
 
 Initial version.
 
 [@palkan]: https://github.com/palkan
+[@brovikov]: https://github.com/brovikov