Changelog for ocqt5101-libqt5-qtwebkit-5.10.1-2.1.x86_64.rpm :

* Mon Feb 05 2018 jnweigerAATTgmail.com- upgrade to qtwebkit-opensource-src-5.9.0.tar.xz from http://download.qt.io/community_releases/5.9/5.9.0-final/
* Wed Mar 15 2017 jwAATTowncloud.com- support for RHEL-7 and RHEL-6 added.
* Tue Jul 21 2015 freitagAATTowncloud.com- Initial build for CentOS, borrowed from Fedora.