Changelog.md in credit_card_validations-3.3.0 vs Changelog.md in credit_card_validations-3.4.0

- old
+ new

@@ -1,4 +1,7 @@
+# 3.4.0
+   * Elo support enhanced, PR #75
+   
 # 3.3.0
    * Added support for MIR card brand
 
 # 3.2.2
    * Relaxing dependency requirements to support Rails 5