[Differential] [Accepted] D3822: use a native event filter to notice the screen was swapped

[davidedmundson (David Edmundson)]

davidedmundson accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R120 Plasma Workspace

BRANCH
  phab/nativeeventfilt

REVISION DETAIL
  https://phabricator.kde.org/D3822

EMAIL PREFERENCES
  https://phabricator.kde.org/settings/panel/emailpreferences/

To: mart, sebas, davidedmundson, #plasma
Cc: pmuralidharan, plasma-devel, lesliezhai, ali-mohamed, jensreuterberg, 
abetts, sebas