Changelog for ocp-0.1.21-4.2.x86_64.rpm :

* Tue Jun 23 2015 avvissuAATTyandex.ru- - Fix build with gcc5
* Sat Feb 28 2015 avvissuAATTyandex.ru- Fix build on openSUSE > 1140 (add BuildRequires: texinfo)
* Sun Nov 06 2011 pascal.bleserAATTopensuse.org- initial version (0.1.21)