Port QRegExp to QRegularExpression (and some QStringRef optimisation)
Summary:
First pass.
Remove a TODO as it has been implemented with KShortUriFilter::configure()
(from dfaure, c.f. review).
Test Plan: make && ctest
Reviewers: Frameworks, dfaure, apol
Reviewed By: dfaure
Subscribers: kde-frameworks-devel
Tags: Frameworks
Maniphest Tasks: T12279
Differential Revision: https://phabricator.kde.org/D26236