build/windows: run qmake in release mode and abort on error
build/windows: run qmake in release mode and abort on error

machinekoder/QtQuickVcp,qtquickvcp/QtQuickVcp,qtquickvcp/QtQuickVcp,strahlex/QtQuickVcp,qtquickvcp/QtQuickVcp,machinekoder/QtQuickVcp,machinekoder/QtQuickVcp,machinekoder/QtQuickVcp,strahlex/QtQuickVcp,strahlex/QtQuickVcp,qtquickvcp/QtQuickVcp