Update es6-promisify to version 4.0.0 🚀

[greenkeeperio-bot]

Hello 👋

🚀🚀🚀

es6-promisify just published its new version 4.0.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of es6-promisify – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

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GitHub Release

• Removes custom callbacks (use new Promise() instead)
• Adds thisArg option to provide a custom this context
• Adds multiArg option to control how mutliple callback arguments are handled
• Update dependencies

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The new version differs by 2 commits .

• 715904d v4.0.0
• a93128b Update repo links

See the full diff.

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[coveralls]

Coverage decreased (-9.4%) to 89.644% when pulling 75ea780 on greenkeeper-es6-promisify-4.0.0 into 3860147 on master.

[kumar303]

I think the tmp dir handling needs {multiArgs: true}

[coveralls]

Coverage decreased (-8.2%) to 91.549% when pulling 4a5acab on greenkeeper-es6-promisify-4.0.0 into e84ee1d on master.

[coveralls]

Coverage decreased (-8.2%) to 91.549% when pulling 1b27904 on greenkeeper-es6-promisify-4.0.0 into 9fbbe12 on master.

[coveralls]

Coverage remained the same at 99.718% when pulling eafd5d6 on greenkeeper-es6-promisify-4.0.0 into 9fbbe12 on master.