[Differential] [Updated] D1554: Add GUI feedback if no system QtHelp file is available

[cordlandwehr (Andreas Cord-Landwehr)]

cordlandwehr added a project: KDevelop.

REPOSITORY
  rKDEVELOP KDevelop

REVISION DETAIL
  https://phabricator.kde.org/D1554

EMAIL PREFERENCES
  https://phabricator.kde.org/settings/panel/emailpreferences/

To: cordlandwehr, KDevelop
Cc: kdevelop-devel, Pilzschaf, akshaydeo, patrickelectric, surgenight, joshiakshay, arrowdodger