features
- ability to handle directory as a block (#459)
bug fixes
- upload sdist to pypi #475 (thanks @branchv)
- fix #472 when updating deleted nested dir (#474)
- prune stale link_children symlinks with --remove-existing (#478 thanks @vladkens)
- fix symlink traversal for #473 (#477)
- clear workdir to avoid flaky backup test (#482)
- fix update not honoring template (#481)
- fix umask (#484)
doc
- refactor doc (#470)