Issue #1851788 by blake.thompson: fixed hook_menu() doesn't mention 'expanded'.
Issue #1865560 by sun: user register config override from Testing profile.
Issue #1864218 by larowlan: Incorrect docblocks for all methods in Drupal\entity_test()\EntityTestAccessController.
Issue #1849570 by das-peter, marcingy: remove file.inc ties and fix unlink while at it in MTimeProtectedFastFileStorage .
Issue #1825044 by sun: turn contact form submissions into full-blown Contact Message entities, without storage.
Issue #1846582 by klausi, katbailey: restrict data retrieving routes to media type.
Issue #1839624 by dawehner: add a views integration for entity_test().module.
Issue #1846000 by damiankloip, linclark, dawehner: Add serializer support for JSON and AJAX.
Issue #1187726 by chx, Berdir, Fabianx, sun: Fixed Add caching for configuration / rework config object loading.
Issue #1859884 by dawehner, tstoeckler: Convert user link fields to use entities.
Issue #1853226 by yched, fubhy, tim.plunkett: Fixed Improve performance of CacheDecorator.
Issue #1864188 by johnshortess | hefox: Fixed user_filters() invokes hook_permission() with argument 'permission' (('permission')).
Merge branch '8.x' of git.drupal.org:project/drupal into 8.x
Issue #1864360 by oadaeh: Clean up some inconsistencies with @link...@endlink.
Issue #1832872 by dead_arm, Hydra, tim.plunkett, dawehner: Add visual emphasis on search box/filtering.
Issue #1629994 by Aron Novak, oadaeh, yurtboy: Fixed Mail functions reference obsolete RFC.
Issue #1821612 by dawehner, larowlan: Fixed Views comment RSS plugin calls comment_view() with wrong arguments.
Issue #1187726 by yched: add a comment to field_test_module_implements_alter().
Issue #1187726 by beejeebus: remove dead global $conf declaration.
Issue #1858600 by sun: 'Filter log messages' details on Recent log messages page applies bogus floats.