Issue #2341553 by GoZ, DuaelFr, smustgrave, Prashant.c, Rajender Rajan, Lendude, marvin_B8, voleger, dawehner: Use routing to generate update.php url

Issue #2937515 by Spokje, quietone, idebr, longwave, SherFengChong, anweshasinha, borisson_, mfernea, xjm, bbrala, daffie, Berdir: Fix Drupal.Array.Array.[ArrayClosingIndentation, ArrayIndentation] 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 #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2570355 by Sutharsan, stefan.r, kgoel, josephdpurcell, joelpittet, justAChris, dawehner, pfrenssen, pwolanin, David_Rothstein, catch: Replace remaining !placeholder and @placeholder with :placeholder for URLs

Issue #1963760 by amitgoyal, fnuppy | valthebald: Fixed Make sure install.php gives accurate information if Drupal is already installed.

Issue #2192649 by sun, chakrapani, sidharthap: Remove drupal_set_title() from installation and update process.