The widget with demo list hides behind main window

[dilawar]

moose-gui/mgui.py

Line 289 in e7786c7

self.menuitems = OrderedDict([("Fig2C" , "../moose-examples/paper-2015/Fig2_elecModels/Fig2C.py"),

To fix it: see https://dilawarnotes.wordpress.com/2019/06/13/how-to-make-pyqt-widget-stays-on-top/