ElonH d119bfd934 rcd: disable duplicate log
if running `rclone rcd --rc-user=admin --rc-pass=admin
--rc-allow-origin="*"`, lots of duplicate warnings apperent in log

Warning: Allow origin set to *. This can cause serious security problems.
Warning: Allow origin set to *. This can cause serious security problems.
....

This is not conducive to analyzing debugging info.

Therefore, let's show it only once.
2020-05-05 13:47:25 +00:00
..
2020-05-05 13:47:25 +00:00