Changelog for ghc-concurrency-1.6.0.0-lp150.1.2.x86_64.rpm :

* Mon Jul 09 2018 psimonsAATTsuse.com- Update concurrency to version 1.6.0.0. The upstream changelog could not be parsed. Please consult http://hackage.haskell.org/package/concurrency-1.6.0.0/src/CHANGELOG.rst for further details.
* Thu Mar 29 2018 psimonsAATTsuse.com- Update concurrency to version 1.5.0.0. A more detailed change log is not available.
* Tue Mar 13 2018 psimonsAATTsuse.com- Update concurrency to version 1.4.0.2. A more detailed change log is not available.