Changelog for ruby2.1-rubygem-rainbow-3.0.0-1.2.x86_64.rpm :

* Fri Sep 21 2018 Marcus Rueckert - update to 3.0.0
* Tue Jul 25 2017 mrueckertAATTsuse.de- update to 2.2.2
* Mon Jun 06 2016 mrueckertAATTsuse.de- initial package