Admin user

src/freedombone-controlpanel

 }
 
 function configure_remote_backups {
-    if ! grep -Fxq "Admin user:$SELECTED_USERNAME" $COMPLETION_FILE; then
+    if ! grep -Fxq "Admin user:$ADMIN_USER" $COMPLETION_FILE; then
         dialog --title $"Administrator user" \
                --msgbox $"No Administrator user found. Check $COMPLETION_FILE" 6 40
         return