Issue #2130075 by Gábor Hojtsy: Temporary workaround for config translation should work with new contextual links API (due to core limitations).

Issue #2113707 followup by tstoeckler: use the entity list controller interface for proper type recognition

Issue #2130075 (interim patch) by Gábor Hojtsy: Config translation should work with new contextual links API.

Issue #2124455 by vijaycs85, Gábor Hojtsy: One more impact of #2048223 - Add $account argument to AccessCheckInterface::access() method and use the current_user() service.

Issue #2124455 by vijaycs85, Gábor Hojtsy: Further impact of #2048223 - Add $account argument to AccessCheckInterface::access() method and use the current_user() service.

Fix for access interface compliance following core change in #2048223; removes one core dependent @todo, yay!

Issue #2123575 by tim.plunkett, dawehner, Gábor Hojtsy: Fixes for tim.plunkett and dawehner review.

Issue #2119497 by Gábor Hojtsy, dawehner: Default local tasks are not to be assumed $route_name() . '_tab'.

Issue #2113707 by YesCT, EllaTheHarpy, Gábor Hojtsy | tstoeckler: Create a ConfigTranslationListControllerInterface.

Issue #2104925 by Gábor Hojtsy, tstoeckler: Convert to work with routes instead of paths in mappers.

Issue #2104925 extract by Gábor Hojtsy, tstoeckler: use plugin definition directly for title, names and weight, rename methods for consistency

Issue #2104925 cherry-picks from patch by tstoeckler: inject route provider to mapper manager, will be useful soon

Issue #2104925/9 by tstoeckler: remove the type declaration since it is not used anymore; the class is used now instead

Issue #2117015 followup suggestion by tstoeckler: Make sure we are checking access to an existing route

Issue #2114931 followup by tstoeckler: Use ElementInterface and remove abstract method that is already on the interface

Issue #2115165 by tstoeckler, Gábor Hojtsy: Detailed explanation on behaviour of ConfigNamesMapper::getLanguageWithFallback() and ConfigNamesMapper::getLangcode().

Issue #2113701 by tstoeckler: ConfigTranslationFormBase should implement BaseFormIdInterface; also add tests for form altering