Merge branch 'master' into 'stable'

.gitlab-ci.yml

CHANGELOG.md

Cargo.toml

examples/sdl/Cargo.toml

examples/sdl/src/main.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-container/button-container.css

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

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

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

examples/web/react/components/canvas/canvas.css

examples/web/react/components/canvas/canvas.tsx

examples/web/react/components/display/display.css

examples/web/react/components/display/display.tsx

examples/web/react/components/display/minimise.svg