README.md in fullcontact-0.11.0 vs README.md in fullcontact-0.12.0

@@ -7,9 +7,11 @@
 [![Code Climate](https://codeclimate.com/github/fullcontact/fullcontact-api-ruby/badges/gpa.svg)](https://codeclimate.com/github/fullcontact/fullcontact-api-ruby)
 [![Test Coverage](https://codeclimate.com/github/fullcontact/fullcontact-api-ruby/badges/coverage.svg)](https://codeclimate.com/github/fullcontact/fullcontact-api-ruby)
 
 Changes
 -------
+- 0.12.0 - `include_headers_in_response = true` includes response headers in returned payload
+ - Accessible as `http_headers` in response. Also accessible on thrown errors (e.g. RateLimited)
 - 0.11.0 - Plisskin transformation can be disabled by specifying a `skip_rubyize = true` in config block.
 - 0.10.0 - Support for FullContact Company API
 - 0.9.0 - Removed Rash gem and replaced with Mashify + Plisskin
 - 0.8.2 - Fix for 0.8.0 constant resolution issue.
 - 0.8.0