Changelog for sundials2-doc-2.7.0-2.el7.noarch.rpm :

* Thu Aug 29 2019 Antonio Trande - 2.7.0-2- Use default library name- Add Conflicts tags
* Sat Jul 27 2019 Antonio Trande - 2.7.0-1- Sundials2 libraries on EPEL- Use devtooolset-8