CHANGELOG.rdoc in geolookup-0.5.0 vs CHANGELOG.rdoc in geolookup-0.5.1

@@ -1,4 +1,7 @@
+=== 0.5.1
+ - Adding a function on state to go from state name to abbreviation #name_to_abbreviation
+
 === 0.5.0
 - Fixing the specs
 - API changes for country and county
 
 === 0.4.0
\ No newline at end of file