news.md in grntest-1.4.1

- old
+ new

@@ -1,6 +1,12 @@
 # News
 
+## 1.4.1: 2020-05-30
+
+### Improvements
+
+  * Added support for normalizing IO open/close log message.
+
 ## 1.4.0: 2020-05-16
 
 ### Improvements
 
   * Added support for normalizing mruby's syntax error message.