Remove old docs

• Merge pull request #1799 from bring/remove-some-stuff 9be3211
• Re-add dev and server tasks 25bfff3
• Re-add tasks for building css and js in dev mode 467093c
• Don't include test files in main.js 61fad3a
• Update package-lock.json with latest changes fbad481
• Move some plugins from devDependencies to dependencies, remove some 6bff3c2
• Remove building docs from watcher b1a886b
• Remove building examples.js, server.js b0b3183
• Remove the main chunk of documentation and stuff needed to build it 2fef798
• Remove unused react things e7d66b1

v11.9.8...v11.9.9