Add release notes for Review Board 3.0.18.
Review Request #11056 — Created June 23, 2020 and submitted — Latest diff uploaded
This release has some compatibility fixes for various hosting services
and SCMs, bug fixes for the API and many other parts of the product,
enhancements tocondensediffs
, and performance improvements for SSH.
Built the release notes. Checked for build errors, link errors, and
spelling errors.