message: chore: add changelog entries for subject widget
diff: @@ -11,6 +11,19 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
  - generates random text
  - `unique-id`
  - generate a unique-enough string for use in a DOM element's `id`
  +- Components
  + - `subjects/`
  + - `browse`
  + - `browse/animated-expand`
  + - `browse/browse-manager`
  + - `browse/item-list`
  + - `browse/item`
  + - `display`
  + - `manager`
  + - `manager/single`
  + - `search`
  + - `search/search-result`
  + - `widget`
  - Tests
  - Integration
  - `unique-id`
  @@ -24,6 +37,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
  - `subject`
  - Views
  - `provider-subjects`
  +- Packages
  + - `ember-animated`
  + - `ember-element-helper` (`fix-engines` branch)
  ### Changed
  - Models
  