D15002: Allow to install syntax files instead of having them in a resource

[Dominik Haumann]

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

REVISION DETAIL
  https://phabricator.kde.org/D15002

To: cullmann, vkrause, dhaumann
Cc: dhaumann, kwrite-devel, kde-frameworks-devel, michaelh, kevinapavew, 
ngraham, bruns, demsking, cullmann, sars