Set HOME environment variable on Windows/Qt.
For the "Open" duplicate.
Do not set the minimum width of the window to the width of its menu bar.
Enable global menu for Linux/Qt with appmenu-qt5 and support menu shortcuts
Exclude Qt libraries when packaging MUIbase for Windows/GTK.
Make shortcuts for context menus work on Windows/Qt.
Set bee64x64.png as window icon on Windows and Linux, and MUIbase.icns on MacOSX.
Set program icon for Windows/Qt