message: update changelog for v0.31.0
diff: @@ -6,6 +6,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  +## [0.31.0] - 2021-02-17
  +### Added
  + - plugin and language server support for [codeActions](https://microsoft.github.io/language-server-protocol/specifications/specification-current/#textDocument_codeAction)
  + - codeAction to add missing `extends` attribute in components
  +### Fixed
  + - wrong line numbers in certain sourcemaps generated during transpile
  + - include annotations in emitted type definitions
  +
  +
  +
  ## [0.30.9] - 2021-02-15
  ### Fixed
  - prevent excess validations when non-workspace files are changed ([#315](https://github.com/rokucommunity/brighterscript/pull/315))
  @@ -946,3 +956,4 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  [0.30.7]: https://github.com/rokucommunity/brighterscript/compare/v0.30.6...v0.30.7
  [0.30.8]: https://github.com/rokucommunity/brighterscript/compare/v0.30.7...v0.30.8
  [0.30.9]: https://github.com/rokucommunity/brighterscript/compare/v0.30.8...v0.30.9
  +[0.31.0]: https://github.com/rokucommunity/brighterscript/compare/v0.30.9...v0.31.0
  \ No newline at end of file
  