[Differential] [Updated] D861: Port away from kdelibs4support

[graesslin (Martin Gräßlin)]

graesslin added a project: Plasma.

REPOSITORY
  rKSCREENLOCKER KScreenLocker

REVISION DETAIL
  https://phabricator.kde.org/D861

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To: graesslin, bshah
Cc: plasma-devel