Use window_id/pane_id for current_pane_logging.

[modax]

Prior code used window_index/pane_index which were not unique. If a window/pane is destroyed with logging enabled and then recreated, state in current_pane_logging will still indicate that logging is on while in reality it is off.

[mosheDO]

Hi @modax

Did u test that this it doesn't break anything ?

Regards Moshe