Fixed: [#3269497] [#3263046] Do not forget to require dependent composer libraries manually now!
[#3269497]
Updates drowl_media_types configuration. Added missing config files.
Also set overrides on each breakpoint.
Backported 3.x Document Display to 8.x-2.x
Use 3.x for Drupal 9 and 2.x for Drupal 8.
Revoked Drupal 8 Compatibility for 3.x as there are important core theme differences we won't support / backport for Drupal 8 anymore. Use 8.x-2.x for Drupal 8.