D27731: Improve KDirModel to avoid showing '+' if there are no subdirs

[David Faure]

dfaure closed this revision.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D27731

To: dfaure, apol, ahmadsamir, meven, rrosch
Cc: kde-frameworks-devel, LeGast00n, cblack, GB_2, michaelh, ngraham, bruns