Add featured_media to article scraper.
Add featured_media to hromadske.
Get tags, featured_media for pravda.
Append base_url if not present.
Add carrierwave gem.
Add featured_media column to articles.
Use the uploader.
Send featured_media with API.
Add image to articles list.
Fix bug for searching for image.
Add necessary meta tags.
Merge branch 'feature/featured_media' into develop
Add config for asset_host for carrierwave.