D28266: KPropertiesDialog: port KRun::run to ApplicationLauncherJob

[David Faure]

dfaure added a reviewer: broulik.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D28266

To: dfaure, davidedmundson, broulik
Cc: kde-frameworks-devel, LeGast00n, cblack, GB_2, michaelh, ngraham, bruns