Changelog for radegast-2.16-lp156.1.21.x86_64.rpm :

* Wed May 13 2015 dap.darknessAATTgmail.com- Updated to 2.16:
* no upstream changelog.- General spec clean-up: BuildRoot, %clean.- %install section was fixed up.
* Thu May 30 2013 pascal.bleserAATTopensuse.org- initial version (2.10)