CHANGELOG.md in api-client-1.4.1 vs CHANGELOG.md in api-client-1.5.0

@@ -1,6 +1,14 @@
 # CHANGELOG
 
+## v1.4.1
+
+* ActiveModel compatibility for errors added. make all error keys symbolic.
+
+## v1.4.0
+
+* functionality to validate on client side using ApiClient::Base added
+
 ## v1.3.0
 
 * functionality to read args with a root node added.
 
 ## v1.2.0
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