Merge branch 'master' of scm.dev.nokia.troll.no:qt/qt-fire-staging into master-integr...

Merge branch 'master' of scm.dev.nokia.troll.no:qt/qt-fire-staging into master-integration

* 'master' of scm.dev.nokia.troll.no:qt/qt-fire-staging:
  QGraphicsWidget::setLayoutDirection doesn't propagate to new children
  Prevent unnecessary graphics item updates when graphics effect changes.
  Use more widely supported Unicode character representation
  Release font engine refcount when done using it in QTextEngine
  Fix - QGraphicsTextItem in a tab of QTabWidget cannot get focus
  Updated Changelog
  Do not put cursor at non-stop character positions
  doc: Fix incorrect enum name in QRawFont::alphaMapForGlyph docs