Issue #2949177 by tim.plunkett, samuel.mortenson, mark_fullmer, tedbow, EclipseGc, andypost: Introduce a service that returns filtered plugin definitions

Issue #2937543 by alexpott, Berdir, larowlan: Using the Yaml::PARSE_KEYS_AS_STRINGS flag is deprecated since Symfony 3.4 as it will be removed in 4.0

Issue #2906229 by mpdonadio, wengerk, colan, gambry, Sutharsan, joelstein, Manuel Garcia, catch, marcvangend: Add DateTimePlus::getPhpDateTime() for situations that require a DateTimeInterface

Issue #2958407 by alexpott: Properly deprecate SafeMarkup::isSafe, SafeMarkup::checkPlain and the SafeMarkup class

Issue #2935190 by mohit1604, aryashreep, Lan Anh, Sutharsan, longwave, alexpott, mikispeed, webflo, John Cook: Fix variable names in Gettext component

Issue #2883821 by David_Rothstein: Fix incorrect line spacing in private and temporary directory .htaccess files

Issue #2943860 by Mixologic, alexpott: Add a LICENSE.txt to Serialization and Transliteration components

Issue #2940088 by joelpittet, cilefen: Shorthand hex colors in CSS files break color module's comparisons

Issue #2867960 by Eric_A, Mile23, Jo Fitzgerald, mpdonadio: Merge Component composer.json files to account for them during build

Issue #1712106 by jamix, dawehner, m4olivei, Boobaa, InternetDevels, JacobSanford: truncate_utf8() cuts on the first newline character when $wordsafe == TRUE

Issue #2935137 by el7cosmos, Mixologic: License "GPL-2.0+" is a deprecated SPDX license identifier, use "GPL-2.0+-only" or "GPL-2.0+-or-later" instead

Issue #2927746 by alexpott, catch, slasher13, mpdonadio, martin107, RoSk0, jibran, larowlan, pounard, Mile23, Jo Fitzgerald, deviantintegral, pritish.kumar: Update Symfony components to 3.4.*

Issue #2933424 by David_Rothstein, harsha012, jhodgdon, vaplas: English-specific links to php.net shouldn't be used in non-translatable strings

Issue #2717965 by Yogesh Pawar, pguillard, alexpott, Liam Morland, skylord, oxy86, cilefen, balagan, Anthony Fok: Site name is not UTF-8 encoded in email headers

Issue #2853503 by Aki Tendo, alexpott, larowlan, Wim Leers, klausi, fgm, dawehner, mondrake, catch, Berdir, neclimdul, borisson_: Remove all assert('string') calls from Drupal core because deprecated in PHP 7.2

Issue #2685957 by neclimdul, mpp, pguillard, fomenkoandrey, alexpott, larowlan, pingwin4eg: Warning: mkdir(): File exists in Drupal\Component\PhpStorage\FileStorage->createDirectory

Issue #2885309 by vaplas, drewklein, pk188, alexpott, Ayesh, arunkumark, andypost, klausi, xjm, mondrake: [PHP 7.2] each() function is deprecated

Issue #2572795 by mfernea, zaporylie, pfrenssen, andypost, attiks, alexpott, xjm, Mile23, catch, borisson_: Fix coding standard for closures - Drupal.WhiteSpace.ScopeClosingBrace and Generic.Functions.OpeningFunctionBraceKernighanRitchie

Issue #2901562 by mfernea, Jo Fitzgerald, Yogesh Pawar, 3ssom, Mile23, borisson_: Fix 'Squiz.WhiteSpace.SuperfluousWhitespace' coding standard

Revert "Issue #2572795 by mfernea, pfrenssen, attiks, andypost, alexpott, xjm, Mile23, catch, borisson_: Fix coding standard for closures - Drupal.WhiteSpace.ScopeClosingBrace and Generic.Functions.OpeningFunctionBraceKernighanRitchie"

This reverts commit c422bdfa.

Issue #2572795 by mfernea, pfrenssen, attiks, andypost, alexpott, xjm, Mile23, catch, borisson_: Fix coding standard for closures - Drupal.WhiteSpace.ScopeClosingBrace and Generic.Functions.OpeningFunctionBraceKernighanRitchie

Issue #2902707 by Jo Fitzgerald, mpdonadio, Adita, gambry, JayKandari, jhedstrom, refman1073: Document magic methods in DateTimePlus and DrupalDateTime using phpDoc @method

Issue #2910081 by mpdonadio, neclimdul, gambry, jhedstrom, alexpott: DateTimePlus calls should be chainable

Issue #2901572 by Jo Fitzgerald, bluccas, mfernea, klausi: Fix 'Drupal.Commenting.PostStatementComment' coding standard

Issue #2909368 by mfernea, reflie, zaporylie: Fix 'Drupal.Commenting.VariableComment.InlineVariableName' coding standard

Issue #2770065 by joseph.olstad, joelpittet, dawehner, catch, willzyx: array_key_exists() micro-optimization

Issue #2572699 by rajeshwari10, andriyun, mfernea, pashupathi nath gajawada, marvin_B8, attiks, andypost, alexpott: Fix 'Drupal.ControlStructures.InlineControlStructure' coding standard

Issue #2901726 by mfernea, gmario, finn.lewis, robertoperuzzo, rachel_norfolk: Fix 'Squiz.Functions.MultiLineFunctionDeclaration' coding standard

Issue #2830094 by mpdonadio, Yogesh Pawar, arunkumark, jhedstrom, larowlan, alexpott: Deprecate and remove usages of datetime_date_default_time()