Bump fs-extra from 5.0.0 to 6.0.1

[dependabot-preview]

Bumps fs-extra from 5.0.0 to 6.0.1.

Changelog

Sourced from fs-extra's changelog.

6.0.1 / 2018-05-09

• Fix fs.promises ExperimentalWarning on Node v10.1.0 (#578)

6.0.0 / 2018-05-01

• Drop support for Node.js versions 4, 5, & 7 (#564)
• Rewrite move to use fs.rename where possible (#549)
• Don't convert relative paths to absolute paths for filter (#554)
• copy*'s behavior when preserveTimestamps is false has been OS-dependent since 5.0.0, but that's now explicitly noted in the docs (#563)
• Fix subdirectory detection for copy* & move* (#541)
• Handle case-insensitive paths correctly in copy* (#568)

Commits

• 10f3a88 6.0.1
• 2ffb64c Fix fs.promises ExperimentalWarning on Node 10.1.0 (#578)
• 7d36349 6.0.0
• a240dd0 Add Node 10 to CI configs (#572)
• bbbc2db copy*(): refactor copyDirItems() to avoid passing null param (#570)
• b02eea6 Use strict assert in all tests (#569)
• da69c57 copy & copySync: handle case-insensitive paths, check paths stricter before c...
• eb4901b Add docs that graceful-fs is used (#567)
• 20c82ab Run stricter linter to cleanup problems and force ES6 usage (#566)
• a631c53 BREAKING: Drop builds for Node 4, 5, & 7; add OSX builds & Node 9 (#564)
• Additional commits viewable in compare view

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