D21381: use org.freedesktop.appstream-glib package to validate appstream data

[Matthieu Gallien]

mgallien abandoned this revision.

REPOSITORY
  R240 Extra CMake Modules

REVISION DETAIL
  https://phabricator.kde.org/D21381

To: mgallien, aacid, yurchor, apol
Cc: bcooksley, kde-frameworks-devel, kde-buildsystem, LeGast00n, GB_2, 
bencreasy, michaelh, ngraham, bruns