CHANGES.md in twilio-ruby-5.1.2 vs CHANGES.md in twilio-ruby-5.2.0

@@ -1,7 +1,27 @@
 twilio-ruby changelog
 =====================
 
+[2017-08-25] Version 5.2.0
+---------------------------
+**Library**
+- Add `last_request`, `last_response` properties to http client for easier debugging.
+- Add `Request` class to abstract http client implementations.
+- Rename `TwilioResponse` to `Response` for consistency, deprecate `TwilioResponse` class.
+- Support libxml 2 and 3. Issue #315. Thanks @malmckay.
+- Add `inspect` methods to all classes. Thanks @malmckay.
+
+**Api**
+- Update `status` enum for Recordings to include 'failed'
+- Add `error_code` property on Recordings
+
+**Chat**
+- Add mutable parameters for channel, members and messages
+
+**Video**
+- New `media_region` parameter when creating a room, which controls which region media will be served out of.
+
+
 [2017-08-18] Version 5.1.2
 ---------------------------
 **Api**
 - Add VoiceReceiveMode {'voice', 'fax'} option to IncomingPhoneNumber UPDATE requests