README.md in createsend-3.2.0 vs README.md in createsend-3.3.0

@@ -208,5 +208,9 @@
 Full documentation is hosted by [RubyDoc.info](http://rubydoc.info/gems/createsend/frames).
 
 ## Contributing
 
 Please check the [guidelines for contributing](https://github.com/campaignmonitor/createsend-ruby/blob/master/CONTRIBUTING.md) to this repository.
+
+## Releasing
+
+Please check the [instructions for releasing](https://github.com/campaignmonitor/createsend-ruby/blob/master/RELEASE.md) the `createsend` gem.