An in-range update of recast is breaking the build 🚨

## The devDependency [recast](https://github.com/benjamn/recast) was updated from `0.17.3` to `0.17.4`.

🚨 [View failing branch](https://github.com/benjamn/ast-types/compare/master...benjamn:greenkeeper%2Frecast-0.17.4).

This version is **covered** by your **current version range** and after updating it in your project **the build failed**.

recast is a devDependency of this project. It **might not break your production code or affect downstream projects**, but probably breaks your build or test tools, which may **prevent deploying or publishing**.

Status Details

- ❌ **continuous-integration/travis-ci/push:** The Travis CI build failed ([Details](https://travis-ci.org/benjamn/ast-types/builds/508467569?utm_source=github_status&utm_medium=notification)).

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Commits

The new version differs by 13 commits.

• bc4140e Bump npm version to 0.17.4 in preparation for publishing.


• 5c509f5 Greenkeeper/mocha 6.0.2 (#581)


• 2a0d96a Fix export all declarations to include a trailing semicolon. (#577)


• 87adc9e Merge pull request #551 from jbrown215/inexact_printing


• e0dd274 Skip a TypeScript reprinting test that @babel/parser can't handle.


• 045a946 Update @babel/parser to latest version (7.3.4).


• 3ca5524 Add tests of single- and multi-line object type printing.


• 4d1b4f4 Update flow-parser to latest version.


• 4fc5953 Rename test/type-syntax.ts to test/flow.ts.


• 0360115 Simplify inexact object type printing.


• 00ee5ce Add support for Flow inexact object type printing.


• 09b5fa7 Remove Node 4 and 5 from Travis CI tests.


• e7ec6cf Downgrade ts-node to fix syntax errors in yn package during tests.

See the full diff

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