v1.68.2
move: if --check-first and --order-by are set then delete with perfect ordering
fs: use atomic types
docs: cross link doc pages for related commands
test: replace defer cleanup with `t.Cleanup`
sync: fix expecting SFTP to have MkdirMetadata method: optional feature not implemented
local: add server-side copy with xattrs on macOS (part-fix #1710)