Update eslint to version 2.5.2 🚀

[greenkeeperio-bot]

Hello 👋

🚀🚀🚀

eslint just published its new version 2.5.2, 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 eslint – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

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GitHub Release

• 1cc7f8e Docs: Remove mention of minimatch for .eslintignore (Ian VanSchooten)
• 5bd69a9 Docs: Reorder FAQ in README (alberto)
• 98e6bd9 Fix: Correct default for indentation in eslint --init (fixes #5698) (alberto)
• 679095e Fix: make the default of options.cwd in runtime (fixes #5694) (Toru Nagashima)
• 4f06f2f Docs: Distinguish examples in rules under Best Practices part 2 (Mark Pedrotti)
• 013a18e Build: Fix bundling script (fixes #5680) (Nicholas C. Zakas)
• 8c5d954 Docs: Typo fix (István Donkó)
• 09659d6 Docs: Use string severity (Kenneth Williams)
• a4ae769 Docs: Manual changelog update for v2.5.1 (Nicholas C. Zakas)
• c41fab9 Fix: don't use path.extname with undefined value (fixes #5678) (Myles Borins)

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[coveralls]

Coverage remained the same at 76.471% when pulling b1b9074 on greenkeeper-eslint-2.5.2 into 58053eb on master.