Bug fixes

Add a check for a SID in the JS.

Add http proxy support
Fix dependencies

Support for panelized entities embedded in other panel or panelized pages.

Content translation support - Small BC breaks - Refactored FeedImportHandler and FeedRefresh

This release requires at least Drupal 8.7.0. The next release will require at least Drupal 8.8.0. This release is not compatible with Drupal 9.