forcing vertical orientation for vboxes - see https://bugzilla.gnome.org/show_bug.cgi?id=587256
forcing vertical orientation for vboxes - see https://bugzilla.gnome.org/show_bug.cgi?id=587256

bobi32/gummi,turbopobre/gummi,alexandervdm/gummi,mlda065/gummi,bobi32/gummi,turbopobre/gummi,bobi32/gummi,mlda065/gummi,turbopobre/gummi,alexandervdm/gummi,turbopobre/gummi,mlda065/gummi,bobi32/gummi,mlda065/gummi,alexandervdm/gummi