Disable Virtual Box guest additions due to upstream bug (#2309)
Disable Virtual Box guest additions due to upstream bug (#2309)

kalxas/OSGeoLive,OSGeo/OSGeoLive,OSGeo/OSGeoLive,OSGeo/OSGeoLive,astroidex/OSGeoLive,kalxas/OSGeoLive,kalxas/OSGeoLive,OSGeo/OSGeoLive,astroidex/OSGeoLive,OSGeo/OSGeoLive,kalxas/OSGeoLive,kalxas/OSGeoLive,OSGeo/OSGeoLive,astroidex/OSGeoLive,astroidex/OSGeoLive,kalxas/OSGeoLive,OSGeo/OSGeoLive,astroidex/OSGeoLive,astroidex/OSGeoLive,kalxas/OSGeoLive