Issue #2099679 by linclark: Fixed Changing the order of asserts in AuthTest::testRead makes them fail.
Issue #2041885 by BTMash, cweagans, klausi: Move HTTP basic authentication provider to a separate module.
Issue #1987814 by juampy, tim.plunkett, lliss, kushrohra: Convert system_admin_menu_block_page() to a new style controller.
This reverts commit a567be3e.
