History.txt in oddb2xml-2.2.2 vs History.txt in oddb2xml-2.2.3

@@ -1,5 +1,9 @@
-=== 2.2.1 / 04.07.2015
+=== 2.2.3 / 16.07.2015
+
+* Document data sources and some rule in README.md
+
+=== 2.2.2 / 04.07.2015
 
 * Adapt to new version of swissmedic Packungen.xlsx
 
 === 2.2.1 / 01.07.2015