Bump react from 16.5.2 to 16.6.0

[dependabot-preview]

Bumps react from 16.5.2 to 16.6.0.

Release notes

Sourced from react's releases.

v16.6.0

16.6.0 (October 23, 2018)

React

• Add React.memo() as an alternative to PureComponent for functions. ([acdlite](https://github.com/acdlite) in #13748)
• Add React.lazy() for code splitting components. ([acdlite](https://github.com/acdlite) in #13885)
• React.StrictMode now warns about legacy context API. ([bvaughn](https://github.com/bvaughn) in #13760)
• React.StrictMode now warns about findDOMNode. ([sebmarkbage](https://github.com/sebmarkbage) in #13841)
• Rename unstable_AsyncMode to unstable_ConcurrentMode. ([trueadm](https://github.com/trueadm) in #13732)
• Rename unstable_Placeholder to Suspense, and delayMs to maxDuration. ([gaearon](https://github.com/gaearon) in #13799 and [sebmarkbage](https://github.com/sebmarkbage) in #13922)

React DOM

• Add contextType as a more ergonomic way to subscribe to context from a class. ([bvaughn](https://github.com/bvaughn) in #13728)
• Add getDerivedStateFromError lifecycle method for catching errors in a future asynchronous server-side renderer. ([bvaughn](https://github.com/bvaughn) in #13746)
• Warn when <Context> is used instead of <Context.Consumer>. ([trueadm](https://github.com/trueadm) in #13829)
• Fix gray overlay on iOS Safari. ([philipp-spiess](https://github.com/philipp-spiess) in #13778)
• Fix a bug caused by overwriting window.event in development. ([sergei-startsev](https://github.com/sergei-startsev) in #13697)

React DOM Server

• Add support for React.memo(). ([alexmckenley](https://github.com/alexmckenley) in #13855)
• Add support for contextType. ([alexmckenley](https://github.com/alexmckenley) and [sebmarkbage](https://github.com/sebmarkbage) in #13889)

Scheduler (Experimental)

• Rename the package to scheduler. ([gaearon](https://github.com/gaearon) in #13683)
• Support priority levels, continuations, and wrapped callbacks. ([acdlite](https://github.com/acdlite) in #13720 and #13842)
• Improve the fallback mechanism in non-DOM environments. ([acdlite](https://github.com/acdlite) in #13740)
• Schedule requestAnimationFrame earlier. ([acdlite](https://github.com/acdlite) in #13785)
• Fix the DOM detection to be more thorough. ([trueadm](https://github.com/trueadm) in #13731)
• Fix bugs with interaction tracing. ([bvaughn](https://github.com/bvaughn) in #13590)
• Add the envify transform to the package. ([mridgway](https://github.com/mridgway) in #13766)

Changelog

Sourced from react's changelog.

16.6.0 (October 23, 2018)

React

• Add React.memo() as an alternative to PureComponent for functions. ([acdlite](https://github.com/acdlite) in #13748)
• Add React.lazy() for code splitting components. ([acdlite](https://github.com/acdlite) in #13885)
• React.StrictMode now warns about legacy context API. ([bvaughn](https://github.com/bvaughn) in #13760)
• React.StrictMode now warns about findDOMNode. ([sebmarkbage](https://github.com/sebmarkbage) in #13841)
• Rename unstable_AsyncMode to unstable_ConcurrentMode. ([trueadm](https://github.com/trueadm) in #13732)
• Rename unstable_Placeholder to Suspense, and delayMs to maxDuration. ([gaearon](https://github.com/gaearon) in #13799 and [sebmarkbage](https://github.com/sebmarkbage) in #13922)

React DOM

• Add contextType as a more ergonomic way to subscribe to context from a class. ([bvaughn](https://github.com/bvaughn) in #13728)
• Add getDerivedStateFromError lifecycle method for catching errors in a future asynchronous server-side renderer. ([bvaughn](https://github.com/bvaughn) in #13746)
• Warn when <Context> is used instead of <Context.Consumer>. ([trueadm](https://github.com/trueadm) in #13829)
• Fix gray overlay on iOS Safari. ([philipp-spiess](https://github.com/philipp-spiess) in #13778)
• Fix a bug caused by overwriting window.event in development. ([sergei-startsev](https://github.com/sergei-startsev) in #13697)

React DOM Server

• Add support for React.memo(). ([alexmckenley](https://github.com/alexmckenley) in #13855)
• Add support for contextType. ([alexmckenley](https://github.com/alexmckenley) and [sebmarkbage](https://github.com/sebmarkbage) in #13889)

Scheduler (Experimental)

• Rename the package to scheduler. ([gaearon](https://github.com/gaearon) in #13683)
• Support priority levels, continuations, and wrapped callbacks. ([acdlite](https://github.com/acdlite) in #13720 and #13842)
• Improve the fallback mechanism in non-DOM environments. ([acdlite](https://github.com/acdlite) in #13740)
• Schedule requestAnimationFrame earlier. ([acdlite](https://github.com/acdlite) in #13785)
• Fix the DOM detection to be more thorough. ([trueadm](https://github.com/trueadm) in #13731)
• Fix bugs with interaction tracing. ([bvaughn](https://github.com/bvaughn) in #13590)
• Add the envify transform to the package. ([mridgway](https://github.com/mridgway) in #13766)

Commits

• 8b97a9c Update bundle sizes for 16.6.0 release
• c8ade99 Update error codes for 16.6.0 release
• 6c29eab Updating package versions for release 16.6.0
• d520b35 Revert all package versions to 16.5.2 state
• 8f1ec76 Bump versions to beta.0
• 5055a83 Revert "Revert "Updating dependencies for react-noop-renderer""
• 3e8b4a5 Revert "Updating dependencies for react-noop-renderer"
• ff5efb0 Prettier
• f4488be Add skipCI flag to release script (#13933)
• d42ed60 Fix Suspense fixture (#13932)
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #533.