fixes unzip to INSTALL_FOLDER for uDig
fixes unzip to INSTALL_FOLDER for uDig

for reported issue https://trac.osgeo.org/osgeo/ticket/1953
kalxas/OSGeoLive,astroidex/OSGeoLive,OSGeo/OSGeoLive,astroidex/OSGeoLive,kalxas/OSGeoLive,OSGeo/OSGeoLive,OSGeo/OSGeoLive,astroidex/OSGeoLive,astroidex/OSGeoLive,OSGeo/OSGeoLive,kalxas/OSGeoLive,kalxas/OSGeoLive,OSGeo/OSGeoLive,kalxas/OSGeoLive,OSGeo/OSGeoLive,astroidex/OSGeoLive,OSGeo/OSGeoLive,kalxas/OSGeoLive,kalxas/OSGeoLive,astroidex/OSGeoLive