message: docs: add changelog for 5.0.0-rc.4
diff: +<a name="5.0.0-rc.4"></a>
  +# [5.0.0-rc.4](https://github.com/angular/angular/compare/5.0.0-rc.3...5.0.0-rc.4) (2017-10-24)
  +
  +
  +### Bug Fixes
  +
  +* **bazel:** don't console.error from the compile helper ([#19879](https://github.com/angular/angular/issues/19879)) ([5da96c7](https://github.com/angular/angular/commit/5da96c7))
  +* **compiler:** correctly calculate the outDir if it repeats a parts of the `rootDir`. ([#19836](https://github.com/angular/angular/issues/19836)) ([fc0b1d5](https://github.com/angular/angular/commit/fc0b1d5)), closes [#19718](https://github.com/angular/angular/issues/19718)
  +* **service-worker:** include versionedFiles in the manifest hashTable ([#19837](https://github.com/angular/angular/issues/19837)) ([90d1423](https://github.com/angular/angular/commit/90d1423))
  +
  +
  +
  <a name="5.0.0-rc.3"></a>
  # [5.0.0-rc.3](https://github.com/angular/angular/compare/5.0.0-rc.2...5.0.0-rc.3) (2017-10-18)
  