TL;DR
March Hare 2.16.0 is released to rubygems.org.
This is a maintenance release.
Changes Between 2.15.0 and 2.16.0
RabbitMQ Java Client Upgrade
RabbitMQ Java client dependency has been updated to 3.5.7.
Full Change Log
Please consult the change log to learn about the changes.
About the Author
Michael on behalf of the Ruby RabbitMQ Clients Team