message: Add ideas for browser extensions to develop to the readme
diff: @@ -228,6 +228,12 @@ Once built, load it in the browser.
  - [GitHub Clean Feed](https://github.com/bfred-it/github-clean-feed) - Group news feed events by repo
  - [Do Not Merge WIP for GitHub](https://github.com/sanemat/do-not-merge-wip-for-github) - Prevents merging of incomplete PRs
  +Want more? Here are some ideas you could develop!
  +
  +- [Notification Previews for GitHub](https://github.com/sindresorhus/module-requests/issues/100)
  +- [Format JS code blocks with Prettier](https://github.com/sindresorhus/module-requests/issues/99)
  +- [Customize the font of code blocks](https://github.com/sindresorhus/module-requests/issues/97)
  +
  ## Created by
  