Changelog for ghc-megaparsec-devel-6.5.0-4.2.x86_64.rpm :

* Thu Mar 29 2018 psimonsAATTsuse.com- Update megaparsec to version 6.5.0. A more detailed change log is not available.
* Wed Mar 14 2018 psimonsAATTsuse.com- Update megaparsec to version 6.4.1 revision 1. A more detailed change log is not available.