Upgrade escodegen to version 1.11.0

[depfu]

We've upgraded a dependency and got test failures.

name	version specification	new version
escodegen	1.10.0	1.11.0

It looks like this version isn't compatible with your project right now. Please take a look at the exact failure to figure out if this is something you need to work on.

What changed?

✳️ escodegen ( → 1.11.0) · Repo

Commits

See the full diff on Github. The new version differs by 2 commits:

• Version 1.11.0
• Support async generator method introduced in ES2018

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Depfu will automatically keep this PR conflict-free, as long as you don't add any commits to this branch yourself. You can also trigger a rebase manually by commenting with @depfu rebase.

[coveralls]

Coverage remained the same at 100.0% when pulling 2ab3e93 on depfu/update/npm/escodegen-1.11.0 into 09f5c08 on master.