CHANGELOG.md in mb_string-0.1.5 vs CHANGELOG.md in mb_string-0.1.6

@@ -1,4 +1,7 @@
+## 0.1.5 (Thu Apr 1 2016)
+* Update gem [df4c549]
+
 ## 0.1.5 (Thu Mar 10 2016)
 * Update gem [c309111]
 
 ## 0.1.4 (Sun Dec 6 2015)
 * Update gem [c95cfa6]