bunyan@1.8.0 breaks build 🚨

[greenkeeperio-bot]

Hello 👋

🚨🚨🚨

bunyan just published its new version 1.8.0, which is covered by your current version range. After updating it in your project the build went from success to failure.

This means your software is now malfunctioning, because of this update. Use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

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The new version differs by 54 commits .

• dcf23b4 1.8.0
• 778d0f7 Fixbunyan -p ...(i.e. DTrace integration) on node 4.x and 5.x
• 97026eb add Paul to contributors list for recent pull
• 69e7c7f verbump and changelog for #329, #330
• 46d2be4 rotating-file: auto rotate file on startup if needed
• bb1ab77 bumpver for subsequent work
• b3f72bf 1.7.1
• 1ed8ed4 changelog for previous commit
• cf1926f Ensure stream for type='stream' stream is a writable stream :)
• d9c5970 Don't advance to next rotation time when timeout fires early
• 97a678d changelog for #234/#354
• 99f3c47 Check body length to prevent empty lines
• f36943b bumpver for subsequent work
• 2000006 1.7.0
• c5301bd doc: the term 'improvement' is less restrictive I find

There are 54 commits in total. See the full diff.

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