🔖(chore) bump release to 0.9.0

Changed

- Upgrade richie to 2.0.0-beta.5.
- Update "main.scss" file to import richie Sass sources to be able to
  override settings.
- Update project settings to add styleguide and missing new settings.
- Update project urls to add styleguide.
- Update layout color theme and logo to fit fun-mooc mockups.

CHANGELOG.md

@@ -8,6 +8,8 @@ Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+## [0.9.0] - 2020-05-06
+
 ### Changed
 
 - Upgrade richie to 2.0.0-beta.5.
@@ -147,7 +149,8 @@ Versioning](https://semver.org/spec/v2.0.0.html).
 - Static and media files are stored in AWS S3 buckets and distributed _via_
   Amazon CloudFront
 
-[unreleased]: https://github.com/openfun/fun-mooc/compare/v0.8.0...HEAD
+[unreleased]: https://github.com/openfun/fun-mooc/compare/v0.9.0...HEAD
+[0.9.0]: https://github.com/openfun/fun-mooc/compare/v0.8.0...v0.9.0
 [0.8.0]: https://github.com/openfun/fun-mooc/compare/v0.7.1...v0.8.0
 [0.7.1]: https://github.com/openfun/fun-mooc/compare/v0.7.0...v0.7.1
 [0.7.0]: https://github.com/openfun/fun-mooc/compare/v0.6.0...v0.7.0

src/backend/funmooc/__init__.py

@@ -1 +1 @@
-__version__ = "0.8.0"
+__version__ = "0.9.0"

src/frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "funmooc",
-  "version": "0.8.0",
+  "version": "0.9.0",
   "description": "Richie-powered CMS for fun-mooc.fr",
   "scripts": {
     "prettier": "prettier '**/*.+(css|scss)'",