message: Changelog for 20.0.1
diff: ## master
  +## jest 20.0.1
  +
  +* Add ansi-regex to pretty-format dependencies ([#3498](https://github.com/facebook/jest/pull/3498))
  +* Fix <rootDir> replacement in testMatch and moduleDirectories ([#3538](https://github.com/facebook/jest/pull/3538))
  +* Fix expect.hasAssertions() to throw when passed arguments ([#3526](https://github.com/facebook/jest/pull/3526))
  +* Fix stack traces without proper error messages ([#3513](https://github.com/facebook/jest/pull/3513))
  +* Fix support for custom extensions through haste packages ([#3537](https://github.com/facebook/jest/pull/3537))
  +* Fix test contexts between test functions ([#3506](https://github.com/facebook/jest/pull/3506))
  +
  ## jest 20.0.0
  * New `--projects` option to run one instance of Jest in multiple projects at the same time. ([#3400](https://github.com/facebook/jest/pull/3400))
  