message: docs: release notes for the v8.2.1 release
diff: +<a name="8.2.1"></a>
  +## [8.2.1](https://github.com/angular/angular/compare/8.2.0...8.2.1) (2019-08-08)
  +
  +
  +### Bug Fixes
  +
  +* **upgrade:** compile downgraded components synchronously (if possible) ([#31840](https://github.com/angular/angular/issues/31840)) ([04ebd59](https://github.com/angular/angular/commit/04ebd59)), closes [#27217](https://github.com/angular/angular/issues/27217) [#30330](https://github.com/angular/angular/issues/30330)
  +
  +
  +
  <a name="9.0.0-next.0"></a>
  # [9.0.0-next.0](https://github.com/angular/angular/compare/8.2.0-next.2...9.0.0-next.0) (2019-07-31)
  