CHANGELOG.md in letter_opener-1.3.0 vs CHANGELOG.md in letter_opener-1.4.0

@@ -1,4 +1,8 @@
+## 1.4.0 ##
+ * Add base tag to the iframe so links work with X-Frame-Options set to SAMEORIGIN. (thanks [Jason Tokoph](https://github.com/jtokoph))
+ * Check delivery params before rendering an email to match SMTP behaviour.
+
 ## 1.3.0 ##
 
  * Fix message body encoding is observed correctly in QP CTE. (thanks [Mark Dodwell](https://github.com/mkdynamic))
  * Remove fixed width on the mail content. (thanks [weexpectedTHIS](https://github.com/weexpectedTHIS))
  * Render email content in the iframe. Fixes [#98](https://github.com/ryanb/letter_opener/issues/98). (thanks [Jacob Maine](https://github.com/mainej))