D27334: Fix pri file: have qmake name of QtGui as dep, do not fail with CamelCase includes

[Aleix Pol Gonzalez]

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

REPOSITORY
  R280 Prison

BRANCH
  prifixesreview

REVISION DETAIL
  https://phabricator.kde.org/D27334

To: kossebau, svuorela, vkrause, apol
Cc: kde-frameworks-devel, LeGast00n, cblack, GB_2, michaelh, ngraham, bruns