Add changelog

Author: kinow

README.md

@@ -48,4 +48,10 @@ HumanNameParserParser parser = new HumanNameParserParser(object);
 String firstName = parser.getFirst();
 String nicknames = parser.getNicknames();
 // ...
-```
+```
+
+## Changelog
+
+### 0.1 (2020-04-06)
+
+Initial release to Maven Central