Issue #2572787 by alexpott, mfernea, attiks, andriyun, andypost, RoSk0, hussainweb, klausi, martin107: Fix 'Drupal.WhiteSpace.CloseBracketSpacing' coding standard

Issue #2899014 by drunken monkey, Dinesh18, tstoeckler: Config entity query IS NOT NULL  conditions trigger warnings for non-scalar values

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2502621 by Pravin Ajaaz, hussainweb, Peacog, jhodgdon, ivanjaros: Replace implement notes with inheritdoc tag

Issue #2515018 by joshi.rohit100, sdstyles, joelpittet: Lowercase the instances of camelcase'd instanceOf in core for consistency

Issue #2062225 by duozersk: Remove Unused local variable $candidates from /core/lib/Drupal/Core/Config/Entity/Query/Condition.php.

Issue #1987124 by tim.plunkett, h3rj4n, dawehner: Convert filter_admin_format_page() and filter_admin_overview() to a Controller.

Revert "Issue #1987124 by tim.plunkett, h3rj4n, dawehner: Convert filter_admin_format_page() and filter_admin_overview() to a Controller."

This reverts commit af5478b8.

Issue #1987124 by tim.plunkett, h3rj4n, dawehner: Convert filter_admin_format_page() and filter_admin_overview() to a Controller.

Issue #1901934 by damiankloip, dawehner, chx: Fixed Configuration entity query doesn't filter properly for NULL values.

Issue #1901546 by Berdir, chx: Fixed Random failures in Drupal\system\Tests\Entity\ConfigEntityQueryTest.