This is a small bug fix release wrapping up most of the issues introduced with 5.4.0.

Bugs

• 0b28ac72d#18458 Fix a bug on Windows where rolling back of failed optional dependencies would fail. (@marcins)
• 3a1b29991write-file-atomic@2.1.0 Revert update ofwrite-file-atomic. There were changes made to it that were resulting in EACCES errors for many users. (@iarna)
• cd8687e12 Fix a bug where if npm decided it needed to move a module during an upgrade it would strip out much of thepackage.json. This would result in broken trees after package updates.
• 5bd0244ee#18385 Fixnpm outdated when run on non-registry dependencies. (@joshclow) (@iarna)

Ux

• 339f17b1e Report unsupported node versions with greater granularity. (@iarna)

Docs

• b2ab6f43b#18397 Document that the default loglevel withnpm@5 isnotice. (@KenanY)
• e5aedcd82#18372 In npm-config documentation, note that env vars use _ in place of -. (@jakubholynet)