feat(embeddable-player): add embeddable player widget

app/Config/Routes.php

app/Controllers/Admin/Episode.php

app/Controllers/Admin/PodcastPlatform.php

app/Controllers/Analytics.php

app/Controllers/Episode.php

app/Controllers/Podcast.php

...e/Migrations/2020-06-08-160000_add_podcasts_platforms.php

app/Entities/Episode.php

app/Entities/Platform.php

app/Entities/Podcast.php

app/Helpers/analytics_helper.php

app/Helpers/components_helper.php

app/Helpers/persons_helper.php

app/Helpers/url_helper.php

app/Language/en/Breadcrumb.php

app/Language/en/Episode.php

app/Language/en/Platforms.php

app/Language/fr/Breadcrumb.php

app/Language/fr/Episode.php

app/Language/fr/Platforms.php