D8982: Qml controls for kcm creation

[Marco Martin]

mart added a reviewer: hein.

REPOSITORY
  R296 KDeclarative
REVISION DETAIL
  https://phabricator.kde.org/D8982

To: mart, #plasma, hein
Cc: plasma-devel, #frameworks, ZrenBot, progwolff, lesliezhai, ali-mohamed, 
jensreuterberg, abetts, sebas, apol, mart