Issue #2901730 by mfernea, ankitjain28may, idebr: Fix 'Squiz.WhiteSpace.FunctionSpacing' coding standard

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 #2456477 by Berdir, dawehner, heddn, pguillard: Convert deprecated \Drupal\simpletest\KernelTestBase tests to KernelTestBaseNG

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

Issue #2663264 by alexpott, catch: Queue's database backend is a core service but it depends on system install

Issue #2457551 by Gábor Hojtsy, rteijeiro, keopx, eiriksm, alexpott: Regression: optional default configuration is not translatable anymore in locale

Issue #2212069 by Gábor Hojtsy, pjonckiere, rteijeiro, cilefen: Non-English Drupal sites get default configuration in English, edited in English, originals not actually used if translated

Issue #2406543 by alexpott: Remove ConfigFactory::setOverrideState and ConfigFactory::getOverrideState()

Issue #2144413 by tstoeckler, YesCT, robertdbailey, webflo, Schnitzel, Wim Leers, kfritsche, Jose Reyero, Gábor Hojtsy, prodosh: Config translation does not support text elements with a format