Before submitting a pull request, please verify the following:
* [ ] If you've added code that should be tested, please add tests.
* [ ] If you've modified the API (e.g. added a new config or public method), update the [docs](https://github.com/getsentry/raven-js/tree/master/docs) and TypeScript [declaration file](/getsentry/raven-js/blob/master/typescript/raven.d.ts).
* [ ] Ensure your code lints and the test suite passes (npm test).