Changelog for ghc-contravariant-devel-1.5-1.1.x86_64.rpm :

* Wed Jul 11 2018 psimonsAATTsuse.com- Update contravariant to version 1.5. 1.5 [2018.07.01] - ---------------
* Support building with GHC 8.6, where `Data.Functor.Contravariant` has been moved into `base`.
* Tue Mar 13 2018 psimonsAATTsuse.com- Update contravariant to version 1.4.1. A more detailed change log is not available.