Removed skipping file backup if there was a file backup error. Exponential back off takes care of that.
Removed skipping file backup if there was a file backup error. Exponential back off takes care of that.

uroni/urbackup_backend,uroni/urbackup_backend,uroni/urbackup_backend,uroni/urbackup_backend,uroni/urbackup_backend,uroni/urbackup_backend,uroni/urbackup_backend