Update tsconfig-holy-grail to the latest version 🚀

[greenkeeper]

Version 4.0.0 of tsconfig-holy-grail was just published.

Dependency	tsconfig-holy-grail
Current Version	3.0.23
Type	devDependency

The version 4.0.0 is not covered by your current version range.

If you don’t accept this pull request, your project will work just like it did before. However, you might be missing out on a bunch of new features, fixes and/or performance improvements from the dependency update.

It might be worth looking into these changes and trying to get this project onto the latest version of tsconfig-holy-grail.

If you have a solid test suite and good coverage, a passing build is a strong indicator that you can take advantage of these changes directly by merging the proposed change into your project. If the build fails or you don’t have such unconditional trust in your tests, this branch is a great starting point for you to work on the update.

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Commits

The new version differs by 5 commits.

• 1c053b4 4.0.0
• 99ac975 fix(package): require typescript as peer dependency
• a175c1d feat: enable strictFunctionTypes flag
• 3a6d874 fix(package): update eslint to version 4.18.0
• 98438c4 fix(package): update typescript to version 2.7.2

See the full diff

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