A11y composant carousel (#609)

assets/js/theme/components/carousel.js

assets/js/theme/components/carousel/arrows.js

assets/js/theme/components/carousel/autoplayer.js

assets/js/theme/components/carousel/carousel.js

assets/js/theme/components/carousel/classes.js

assets/js/theme/components/carousel/config.js

assets/js/theme/components/carousel/events.js

assets/js/theme/components/carousel/manager.js

assets/js/theme/components/carousel/pagination.js

assets/js/theme/components/carousel/paginationButton.js

assets/js/theme/components/carousel/slide.js

assets/js/theme/components/carousel/slider.js

assets/js/theme/components/carousel/utils.js

assets/js/vendors/carousel.js

layouts/partials/blocks/templates/carousel.html

...uts/partials/blocks/templates/gallery/carousel-image.html

layouts/partials/blocks/templates/testimonials/single.html

layouts/partials/blocks/templates/timeline/horizontal.html

layouts/partials/commons/image-figure.html

layouts/partials/posts/post.html