It's probably about time to do a 1.11 release.

Context: #3830 (comment)

• Complete all milestone items
• Run on other projects to check for regressions
• Write release notes (Add a Markdown file named YYYY-MM-DD-version.md in website/blog)
• Merge release notes
• Close milestone
• Checkout master
• Bump version in package.json
• Update CHANGELOG.md
• Run yarn test-integration -u to update snapshots (new parsers, getSupportInfo)
• Commit
• Run yarn build
• Run yarn test:dist
• cd dist
• npm publish
• npm install prettier@latest, do smoke tests on CLI and API
• Push release commit
• Create a GitHub release to tag master
• Wait for release notes to deploy
• Check blog post
• Tweet from @PrettierCode account via TweetDeck
• Create a new branch
• Bump own prettier dependency (this will update the playground)
• yarn; yarn lint --fix; yarn lint-docs --fix
• Commit, PR, Merge