fix indentation, extra spaces and add comment

xo-install.sh

@@ -349,6 +349,7 @@ read -p ": " option
                                 read -p "[y/N]: " answer
                                         case $answer in
                                                 y)
+						echo "Stopping xo-server..."
 						/bin/systemctl stop xo-server || { echo "failed to stop service, exiting..." ; exit 1; }
                                         ;;
                                                 n)