Option to retry a single failed file instead of the whole sync

[ivandeex (Ivan Andreev)]

@Kaziq

because they still do not support disabling the MFMT instruction (my server does not support ModTime).

2021/11/18 18:04:42 ERROR : *filename*: Failed to copy: SetModTime: 501 *filename*: Operation not permitted

The modified version I use has configuration flag disable_mfmt, which makes rclone usable for me. It is this version:

Here you tell you found a workaround

Rclone copy to FTP: rclone sends a QUIT and never ends itself

I just found the --size-only flag, which makes rclone ignore the modtime entirely, even on backends that support it. If I use it, rclone will not use the MFMT at all, which means that you don't have to make a special switch for it Also, for those who care about modtimes, but have problems with MFMT, like me: with the --update flag rclone will update files on destination only if the source modtime is newer, and will not try to update destination file's modtime spearately (it will …

Hearing that I didn't merge the quirk flag for mfmt.