CHANGES.md in datacite-mapping-0.1.15 vs CHANGES.md in datacite-mapping-0.1.16

@@ -1,4 +1,9 @@
+## 0.1.16 (14 July 2016)
+
+- Add new `:nonvalidating` mapping for less strict parsing of problem files.
+- Provide better error messages for missing identifier values.
+
 ## 0.1.15 (18 May 2016)
 
 - Update to XML::MappingExtensions 0.4.1
 
 ## 0.1.14 (17 May 2016)