Issue #2803891 by Jo Fitzgerald, pfrenssen, mfernea, gaurav.kapoor: Fix 'Drupal.Commenting.FunctionComment.ReturnTypeSpaces' 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 #2156401 by alexpott, moshe weitzman, tedbow, dawehner, greg.1.anderson, phenaproxima, chris.smith, heddn, balsama, xjm, Mile23, izus, Manuel Garcia, sun, pwolanin, Berdir: Write install_profile value to configuration and only to settings.php if it is writeable

Issue #2838205 by 20th, panshulk, Damien Flament: Invalid YAML syntax in code examples in documentation

Revert "Issue #2156401 by alexpott, moshe weitzman, tedbow, dawehner, greg.1.anderson, phenaproxima, chris.smith, heddn, balsama, xjm, Mile23, izus, Manuel Garcia, sun, pwolanin, Berdir: Write install_profile value to configuration and only to settings.php if it is writeable"

This reverts commit 480eb82c.

Issue #2156401 by alexpott, moshe weitzman, tedbow, dawehner, greg.1.anderson, phenaproxima, chris.smith, heddn, balsama, xjm, Mile23, izus, Manuel Garcia, sun, pwolanin, Berdir: Write install_profile value to configuration and only to settings.php if it is writeable

Issue #2608408 by nlisgo, dagmar, aleevas, neclimdul, BR0kEN, gaydabura, pfrenssen, zuuperman: Call to a member function getPath() when installing Profiles with unknown modules as requirement

Issue #2466197 by alexpott, heddn, dawehner, pjcdawkins: Staging directory should not have to be writeable

Issue #2716661 by anoopjohn: Fix 'Drupal.Commenting.FunctionComment' coding standard - Issues related to @see references

Issue #2572777 by andypost, alexpott, attiks, andriyun: Fix 'Squiz.Strings.ConcatenationSpacing' coding standard

Issue #2700661 by anoopjohn: Ensure core compliance to Drupal.Commenting.FunctionComment.ParamCommentIndentation (part 1).

Issue #2580569 by anavarre, Davinder.Snehi, Schnitzel, jhodgdon: Update documentation that mentions active CMI directory. active was removed

Issue #2487588 by YesCT, Leksat, Schnitzel, alexpott, anavarre, xjm: Move CMI import/export directory "staging" to "sync", as it is confused with staging environments

Issue #478994 by valthebald, sushantpaste, LewisNyman, InternetDevels, Xano, lucastockmann, alansaviolobo, mgifford, emmajane: Please state the version you are installing

Issue #2572599 by stefan.r, dawehner, pwolanin, amateescu: Replace !placeholder with @placeholder in a few remaining places

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 #2487592 by alexpott, JeroenT, Schnitzel, cilefen: CMI: don't ship with a default "active" directory that is empty in most Drupal installations

Issue #2304461 by dawehner, neclimdul, naveenvalecha, jibran, tim.plunkett, phenaproxima, Xano, hussainweb, sun, hitesh-jain, amateescu, alexpott, daffie, Mile23, Wim Leers, larowlan: KernelTestBaseTNG™

Issue #2501835 by kgoel, crowdcg, stefan.r, alexpott, joelpittet, Cottser, akalata, xjm, davidhernandez, YesCT: Remove SafeMarkup::set in Drupal\Core\Database\Install\Tasks::runTasks() and ensure multiple messages are printed

Issue #2501639 by crowdcg, Cottser, cwells, YesCT, Gábor Hojtsy: Remove SafeMarkup::set in drupal_check_module()

Issue #2384675 by sidharrell, cilefen, Mile23, damiankloip, dawehner, Wim Leers, alexpott, neclimdul: Deprecate conf_path()

Issue #2491155 by mikeburrelljr, Mac_Weber, opdavies: Update drupal.org and kernel.org URLs in core modules (Follow-up to 2489912)

Issue #2474537 by Noe_, tstoeckler, michaellenahan, cilefen: Installing in a non-English language fails for command-line installations (Drush, ...)

Issue #1081266 by stefan.r, mikeytown2, jeroen.b, tsphethean, mfb, joseph.olstad, marcelovani: Avoid re-scanning module directory when a filename or a module is missing

Issue #2432791 by alexpott, vijaycs85, tim.plunkett, joshtaylor, Fabianx, Berdir, yched, bojanz: Skip Config::save schema validation of config data for trusted data.

Issue #2388255 by dawehner, hussainweb, pwolanin: Limit PDO MySQL to executing single statements if PHP supports it

Revert "Revert "Issue #2457653 by Gábor Hojtsy: System.site langcode is both used as a file language code and a site language code""

This reverts commit 079a52b4.

Revert "Issue #2457653 by Gábor Hojtsy: System.site langcode is both used as a file language code and a site language code"

This reverts commit 364a6e9c.

Issue #2457653 by Gábor Hojtsy: System.site langcode is both used as a file language code and a site language code

Issue #2392319 by alexpott, effulgentsia: Config objects (but not config entities) should by default be immutable

Issue #2324055 by dawehner, cilefen, znerol: Split up the module manager into runtime information and extension information

Issue #2376013 by pwolanin: Drupal 8 installer initially fails if settings.php and services.yml are correct, but config directories are absent

Issue #2328111 by dawehner, martin107, neclimdul: Replace most instances of the DRUPAL_ROOT constant with the app.root container parameter.