TL;DR

Bunny 2.6.2 is released to rubygems.org.

2.6.2 is a maintenance release.

Changes between Bunny 2.6.2 and 2.6.3

Retry on new Ruby 2.1+ variations of EAGAIN, EWOULDBLOCK

GitHub issue: #456

Full Change Log

Full change log can be found on GitHub.

About the Author

Michael maintains Bunny and several other RabbitMQ client libraries.