* Remove 'use strict' from all files
* 'use strict' removed from pacakges' sources
* Strict mode is now enabled automatically by babel
* 'use strict' check removed from dangerfile
* Updated contributing guidelines
* Enable @flow for most files
* Commit yarn.lock
* Revert removal of "use strict" in test and mock files
* Improve annotations for ReportDispatcher
* Replace "void 0" with "undefined"
* Update babel-plugin-transform-strict-mode to match transitive deps
* Add preset option and experimental jest-react-native project.
* Import react-native example.
* Add react-native JS examples.
* Update test runner for the react-native-example.
* Use the mocks provided by react-native.
* Preset updates.
* Skip react-native example on Node 4.
* Update Changelog.
* Add react-native tutorial, update react tutorial, add blog post.
Paul O’Shannessy