KWinRules KCM Redesign
Summary:
Replacement KCM to configure kwin rules, using a QML-based UI.
After some work on the task T12729, it is almost feature-par with the previous module, and adapted to the recent move to KConfigXT.
Test Plan:
Reviewers: Plasma, KWin, VDG, ngraham, davidedmundson, zzag
Reviewed By: Plasma, KWin, VDG, ngraham, davidedmundson, zzag
Subscribers: ngraham, davidedmundson, hchain, broulik, zzag, kwin
Differential Revision: https://phabricator.kde.org/D28152