Multilingual Support for Taxonomies

The previous MR version only stored the translated 'name' base field. Added support for custom fields in translations.

Is there any reason to having added this line in importTaxonomiesForce()

@@ -697,6 +726,7 @@ class TaxonomiesController extends ControllerBase {
 
               $entity_properties = [
                 'vid' => $vid,
+                'tid' => $taxonomy['tid'],
                 'langcode' => $taxonomy['langcode'],
                 'name' => $taxonomy['name'],
                 'description' => [

Because it will break when importing taxonomies in a site where newer terms have been created.

As this patch currently only works with force, I recommend to use it with #3271724: Force import for taxonomy deletes all terms regardless if they're managed by structure sync →