Edit from dat directory

src/freedombone-app-datserver

         case $selection in
             1) datserver_add_dat
                ;;
-            2) editor $DATSERVER_DIRECTORY/feeds
+            2) cd $DATSERVER_DIRECTORY || break
+               editor feeds
                chown -R datserver:datserver $DATSERVER_DIRECTORY/feeds
                systemctl restart datserver
                ;;