Update standard to version 7.1.0 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

standard just published its new version 7.1.0, 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 standard – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging :palm_tree:

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The new version differs by 6 commits .

• 61a54d1 authors
• e879f30 7.1.0
• 9a898ea changelog
• e9ed666 eslint@~2.10.2
• 1a992d3 Merge pull request #514 from JBlaak/fix-webstorm-double-quotes
• 0d21eb1 Fix Webstorm double quoting

See the full diff.

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