changes for newer Qt versions

ui/cleanup.sh

ui/editor/actionlistwidget.cc

ui/editor/commentitemdialog.cc

ui/editor/containerdialog.cc

ui/editor/createdatastoragedialog.cc

ui/editor/createeventdialog.cc

ui/editor/datastoragedialog.cc

ui/editor/datastorageitemdialog.cc

ui/editor/editor.pro

ui/editor/eventdialog.cc

ui/editor/flagdialog.cc

ui/editor/flagstatedialog.cc

ui/editor/formulalabel.cc

ui/editor/mainwindow.cc

ui/editor/mylistwidget.cc

ui/editor/myreflistwidget.cc

ui/editor/portdialog.cc

ui/editor/scene.cc

ui/editor/statedialog.cc

ui/editor/superstatedialog.cc