Issue #2870194 by alexpott, Mile23, jibran, larowlan, tim.plunkett: Ensure that process-isolated tests can use Symfony's PHPunit bridge to catch usages of deprecated code

Issue #2917883 by quietone, TR, Jo Fitzgerald, masipila, phenaproxima: Rename 'migration_templates' directories in core modules to 'migrations'

Issue #2911306 by alexpott, roynilanjan, mondrake, quicksketch, quietone: Migration module breaks with PHP 7.2 due to inherited method signature differences

Issue #2859304 by quietone, heddn, Jo Fitzgerald, maxocub, rivimey, phenaproxima, jhodgdon: Show field type migrations correctly in Migrate Drupal UI

Issue #2912120 by phenaproxima, heddn, Berdir, quietone, maxocub: Migrations with a highwater property are not applying correct orderBy() on first run

Issue #2826404 by mpdonadio, Jo Fitzgerald, jhedstrom, larowlan: Create DateTimeItemInterface and deprecate global constants in datetime.module

Issue #2572787 by alexpott, mfernea, attiks, andriyun, andypost, RoSk0, hussainweb, klausi, martin107: Fix 'Drupal.WhiteSpace.CloseBracketSpacing' coding standard

Issue #2711353 by Jo Fitzgerald, rakesh.gectcr, quietone, chx, Yogesh Pawar, Pavan B S, biguzis, mikeryan, vasi, catch, iMiksu, dawehner, Berdir, benjy: Migrate never unsets existing data for content entitites

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

Issue #2862670 by Jo Fitzgerald, pk188, heddn, edysmp, shashikant_chauhan, dhruveshdtripathi, pritish.kumar, quietone, maxocub, mikeryan: Add documentation to SourcePluginBase source plugin

Issue #2796393 by Jo Fitzgerald, tacituseu, Stefan Freudenberg, Yogesh Pawar, heddn, mpp, GaëlG: Migration process plugin not working with multiple source IDs

Issue #2909367 by iKb, zaporylie, mfernea: Fix 'Drupal.Commenting.VariableComment.DuplicateVar' coding standard

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

Issue #2862659 by Jo Fitzgerald, Yogesh Pawar, phenaproxima: Add documentation to Entity destination plugin

Issue #2701335 by kekkis, hchonov, Ben Buske: Run garbage collection during migration memory reclamation

Issue #2853872 by heddn, maxocub, masipila, phenaproxima, quietone, andypost, larowlan: Migration for forum and article comments: duplicate comment types and incorrect comment_entity_statistics

Revert "Issue #2711353 by rakesh.gectcr, Jo Fitzgerald, quietone, chx, Yogesh Pawar, Pavan B S, biguzis, phenaproxima, mikeryan, vasi, iMiksu, Berdir, dawehner, benjy: Migrate never unsets existing data for content entitites"

This reverts commit 3d524aaa.

Issue #2711353 by rakesh.gectcr, Jo Fitzgerald, quietone, chx, Yogesh Pawar, Pavan B S, biguzis, phenaproxima, mikeryan, vasi, iMiksu, Berdir, dawehner, benjy: Migrate never unsets existing data for content entitites

Issue #2715485 by harsha012, mfernea, malavya, himanshu-dixit, vprocessor, tameeshb, Mile23, RajeevK, Jo Fitzgerald, tiago.urbano, xjm, klausi: Fix 'Drupal.Commenting.InlineComment.NoSpaceBefore' coding standard

Issue #2572791 by Mile23, andriyun, attiks, RoSk0: Fix 'Drupal.WhiteSpace.OpenBracketSpacing' coding standard

Issue #2859246 by Jo Fitzgerald, phenaproxima, alexpott, xjm: Allow MigrateExecutable to be constructed without a message object

Revert "Revert "Revert "Issue #2715485 by harsha012, malavya, himanshu-dixit, mfernea, vprocessor, tameeshb, Mile23, Jo Fitzgerald, klausi, xjm: Fix 'Drupal.Commenting.InlineComment.NoSpaceBefore' coding standard"""

This reverts commit b0675761.

Revert "Revert "Issue #2715485 by harsha012, malavya, himanshu-dixit, mfernea, vprocessor, tameeshb, Mile23, Jo Fitzgerald, klausi, xjm: Fix 'Drupal.Commenting.InlineComment.NoSpaceBefore' coding standard""

This reverts commit 964954e1.

Revert "Issue #2715485 by harsha012, malavya, himanshu-dixit, mfernea, vprocessor, tameeshb, Mile23, Jo Fitzgerald, klausi, xjm: Fix 'Drupal.Commenting.InlineComment.NoSpaceBefore' coding standard"

This reverts commit 2df73e2c.

Issue #2715485 by harsha012, malavya, himanshu-dixit, mfernea, vprocessor, tameeshb, Mile23, Jo Fitzgerald, klausi, xjm: Fix 'Drupal.Commenting.InlineComment.NoSpaceBefore' coding standard

Issue #2722609 by anoopjohn, mfernea, Jo Fitzgerald, chishah92, druprad, martin107, Mile23: Fix Drupal.Commenting.FunctionComment.ParamNameNoMatch

Issue #2902723 by mfernea, ccjjmartin: Fix 'Drupal.Commenting.FunctionComment.ReturnCommentIndentation' coding standard

Issue #2864563 by Jo Fitzgerald, NickWilde, larowlan, gaurav.kapoor, heddn: Migration lookup process plugin doesn't call setMessage on the migration idMap

Issue #2569805 by quietone, Jo Fitzgerald, mikeryan, joelpittet, heddn, Adita, Miguel.kode, iMiksu, tvb, maxocub, juancasantito, phenaproxima, alexpott, neclimdul, xjm: For Drupal migration, identify the source module

Issue #2860654 by amateescu: Field storage CRUD operations must use the last installed entity type and field storage definitions

Issue #2835586 by Grayside, heddn, tjh: Allow customization of stub rows from Migration process plugin