"w" rule added, required for https://github.com/xaionaro/clsync/issues/14
"--auto-add-rules-w" option added

related to: https://github.com/xaionaro/clsync/issues/14
Few bugfixes caused by https://github.com/xaionaro/clsync/commit/1c28e2530ad48d71ec746ccae39a5a40ad6eb592