Changelog for mono-tools-devel-4.2-15.fc31.i686.rpm :

* Thu Aug 08 2019 Timotheus Pokorra - 4.2-15- apply patch to fix issue with building with latest Cecil 0.10.4
* Thu Jul 25 2019 Fedora Release Engineering - 4.2-14- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Fri Jul 12 2019 Timotheus Pokorra - 4.2-13- build against separate package sharpziplib, not the ancient sharpziplib bundled with Mono (fixes bug 1583295)- fix issue with not well-formed XML markup in a comment for s390x
* Fri Feb 01 2019 Fedora Release Engineering - 4.2-12- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
* Fri Jul 13 2018 Fedora Release Engineering - 4.2-11- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
* Sat Jun 02 2018 Timotheus Pokorra - 4.2-10- fix FTBFS due to retired webkitgtk. dropping ilcontrast for that reason.
* Thu Feb 08 2018 Fedora Release Engineering - 4.2-9- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild