Issue #2572633 by vprocessor, andypost, attiks, andriyun: Fix 'Drupal.Commenting.ClassComment' coding standard

Issue #2714375 by kiamlaluno, malavya: hook_form_alter() implementations are still commented with a reference to a form builder that doesn't exist anymore

Issue #2157963 by lokapujya, alexpott, biguzis, zniki.ru, dimaro, benjf, themic8, jenlampton, subhojit777, thtas, kpv, Noe_, Berdir, thijsvdanker, Cottser, dcam, jhodgdon: Allow + symbol in usernames

Issue #2715965 by alexpott: Fix 'Drupal.Commenting.FunctionComment.IncorrectParamVarName' coding standard

Issue #2716685 by Mile23: Part 2: Fix several errors in the 'Drupal.Commenting.DocComment' coding standard

Issue #2706753 by Mile23: Fix 'PSR2.Classes.PropertyDeclaration.ScopeMissing/VarUsed' coding standard

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

Issue #2572693 by Mile23, andriyun, andypost, attiks: Fix 'Drupal.ControlStructures.ControlSignature' coding standard

Issue #2700335 by er.pushpinderrana, elakiyasamuel, malavya, therealssj, joachim, jhodgdon: hook_entity_update() and friends should document $entity->original

Issue #2718583 by alexpott: Remove deprecated usages of Node::setRevisionAuthorId() and Node::getRevisionAuthor()

Issue #2648562 by gapple, neclimdul: Symfony's ApcClassLoader requires APC backwards compatibility layer

Issue #2682723 by thpoul, jagjitsingh_drupal, avinashm, maggo: Allow ckeditor_stylesheets to refer to external URL, for e.g. webfonts

Issue #2716991 by mpdonadio: Incorrect ISO datetime attribute for date-only fields w/ default formatter

Issue #2407853 by alexpott, aerozeppelin, Berdir, vladan.me, dawehner: TaxonomyIndexTid Views plugin stores selected terms with the ID instead of UUID

Issue #2711537 by chgasparoto, kostyashupenko: Syntax errors (un-quoted or mis-quoted strings) in various code examples in docs

Issue #2667588 by dimaro, malavya, johnrosswvsu: Document that a module's classes are not available during hook_requirements() 'install' phase