Issue #2278567 by kgoel, azinck, dawehner | Crell: Standardize node route names by relationship.

core/lib/Drupal/Core/Entity/EntityInterface.php

core/lib/Drupal/Core/Form/FormSubmitterInterface.php

core/modules/book/book.admin.inc

core/modules/book/book.links.task.yml

core/modules/book/book.module

core/modules/book/src/BookBreadcrumbBuilder.php

core/modules/book/src/Form/BookOutlineForm.php

core/modules/book/tests/src/Menu/BookLocalTasksTest.php

...ation/tests/src/Menu/ContentTranslationLocalTasksTest.php

...les/contextual/src/Tests/ContextualDynamicContextTest.php

...dules/forum/src/Breadcrumb/ForumNodeBreadcrumbBuilder.php

...m/tests/src/Breadcrumb/ForumNodeBreadcrumbBuilderTest.php

...odules/menu_link_content/src/MenuLinkContentInterface.php

core/modules/menu_ui/menu_ui.module

core/modules/menu_ui/src/Tests/MenuNodeTest.php

core/modules/menu_ui/src/Tests/MenuTest.php

core/modules/node/node.links.contextual.yml

core/modules/node/node.links.task.yml

core/modules/node/node.module

core/modules/node/node.routing.yml