message: update changelog for v0.5.2
diff: @@ -6,9 +6,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  +## [0.5.2] - 2020-04-11
  +### Changed
  + - downgrade diagnostic issue 1007 from an error to a warning, and updated the message to "Component is mising "extends" attribute and will automatically extend "Group" by default" (#53)
  + - Prevent xml files found outside of the `pkg:/components` folder from being parsed and validated. (#51)
  + - allow empty `elseif` and `else` blocks. (#48)
  +
  +
  +
  ## [0.5.1] - 2020-04-10
  ### Changed
  - - upgraded to [roku-deploy@3.0.2](https://www.npmjs.com/package/roku-debug/v/0.3.4) which fixed a file copy bug in subdirectories of symlinked folders
  + - upgraded to [roku-deploy@3.0.2](https://www.npmjs.com/package/roku-debug/v/0.3.4) which fixed a file copy bug in subdirectories of symlinked folders (fixes #41)
  @@ -114,6 +122,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  +[0.5.2]: https://github.com/rokucommunity/brighterscript/compare/v0.5.1...v0.5.2
  [0.5.1]: https://github.com/rokucommunity/brighterscript/compare/v0.5.0...v0.5.1
  [0.5.0]: https://github.com/rokucommunity/brighterscript/compare/v0.4.4...v0.5.0
  [0.4.4]: https://github.com/rokucommunity/brighterscript/compare/v0.4.3...v0.4.4
  