Merge branch 'joamag/react' into 'master'

CHANGELOG.md

README.md

examples/sdl/src/util.rs

examples/web/index.css

examples/web/index.html

examples/web/index.ts

examples/web/package.json

examples/web/react/app.css

examples/web/react/app.tsx

...eb/react/components/button-increment/button-increment.css

...eb/react/components/button-increment/button-increment.tsx

...ples/web/react/components/button-switch/button-switch.tsx

examples/web/react/components/button/button.css

examples/web/react/components/button/button.tsx

examples/web/react/components/index.ts

examples/web/react/components/info/info.css

examples/web/react/components/info/info.tsx

examples/web/react/components/link/link.css

examples/web/react/components/link/link.tsx

examples/web/react/components/pair/pair.css