CHANGELOG.rdoc in postmark-0.9.14 vs CHANGELOG.rdoc in postmark-0.9.15

@@ -1,6 +1,10 @@
 = Changelog
 
+== 0.9.15
+
+* Save a received MessageID in message headers.
+
 == 0.9.14
 
 * Parse Subject and MessageID from the Bounce API response.
 
 == 0.9.13