Update bluebird to version 3.2.0 🚀

[greenkeeperio-bot]

Hello 👋

🚀🚀🚀

bluebird just published its new version 3.2.0, 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 bluebird – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

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GitHub Release

Features:

• Add [promise monitoring] feature

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The new version differs by 621 commits .

• 798d89e Release v3.2.0
• 40102c0 Promise lifecycle event subscriptions
• 621a878 Release v3.1.5
• 654bdb7 Release v3.1.4
• 51aa64b fix prepublish script
• e2fea2b Release v3.1.3
• 6955bf0 add all browser files in a build
• a701a0c Revert "override generator coroutine function length property"
• 74f56ff Release v3.1.2
• af57c33 Fixes #971
• b7a4bf9 Fixes #926
• c66c2ca Fixes #970
• 612ad75 keyword
• 0bc9bcd Fixes #963
• 6bd757e override generator coroutine function length property

There are 250 commits in total. See the full diff.

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