Hubzilla failure message

src/freedombone-app-hubzilla

     fi
 
     if [[ $ONION_ONLY != "no" ]]; then
-        return
+        echo $"Hubzilla won't work on an onion address"
+        exit 529925
     fi
 
     HUBZILLA_PATH=/var/www/$HUBZILLA_DOMAIN_NAME/htdocs