Also:<p>2.1.7 - <a href="https://www.ruby-lang.org/en/news/2015/08/18/ruby-2-1-7-released/" rel="nofollow">https://www.ruby-lang.org/en/news/2015/08/18/ruby-2-1-7-rele...</a><p>2.0.0-p647 - <a href="https://www.ruby-lang.org/en/news/2015/08/18/ruby-2-0-0-p647-released/" rel="nofollow">https://www.ruby-lang.org/en/news/2015/08/18/ruby-2-0-0-p647...</a>