D19491: generic config interface

[Christoph Cullmann]

cullmann added reviewers: KTextEditor, dhaumann, loh.tar.

REPOSITORY
  R39 KTextEditor

REVISION DETAIL
  https://phabricator.kde.org/D19491

To: cullmann, #ktexteditor, dhaumann, loh.tar
Cc: kwrite-devel, kde-frameworks-devel, domson, michaelh, ngraham, bruns, 
demsking, cullmann, sars, dhaumann