CHANGELOG.md in uglifier-3.1.4 vs CHANGELOG.md in uglifier-3.1.5

- old
+ new

@@ -1,4 +1,8 @@
+## 3.1.5 (8 March 2017)
+
+- update UglifyJS to 2.8.9
+
 ## 3.1.4 (5 March 2017)
 
 - Update UglifyJS to 2.8.7
 
 ## 3.1.3 (2 March 2017)