Issue #2825088 by kasperg: Migration property not defined in Drupal\migrate\Plugin\migrate\process\Migration

Issue #2690001 by quietone, vasi, mikeryan, infopicard, phenaproxima: Migrate: Don't deduplicate forum vocabulary

Issue #2783715 by claudiu.cristea, chx, mikeryan, heddn, phenaproxima: Entity destination ID schema should match entity ID definition

Revert "Issue #2783715 by claudiu.cristea, chx, mikeryan, heddn, phenaproxima: Entity destination ID schema should match entity ID definition"

This reverts commit 3348de12.

Issue #2783715 by claudiu.cristea, chx, mikeryan, heddn, phenaproxima: Entity destination ID schema should match entity ID definition

Issue #2645164 by kekkis, quietone, heddn, Lars Toomre: Fix use of $sourceValues and $destinationValues local variables

Issue #2778445 by neclimdul, anish.a, Charlotte17, arturs.v, iMiksu, heddn, mikeryan: Add migration message property to migrate executable

Issue #2783075 by claudiu.cristea: Followup: Add a "download" process plugin, remove remote capability from FileCopy

Issue #2783075 by phenaproxima, claudiu.cristea, ohthehugemanatee, chx, mikeryan: Add a "download" process plugin, remove remote capability from FileCopy

Issue #2694391 by chx, dawehner, Yogesh Pawar, benjy, iMiksu, catch, alexpott, Fabianx: Separate cache bin for migrations

Issue #2818799 by claudiu.cristea: MigrateSkipRowException  being TRUE, does not skip silently as should

Issue #2801851 by shashikant_chauhan, Yogesh Pawar, phenaproxima, mikeryan: Remove system-of-record APIs from migrate

Issue #2485385 by phenaproxima, quietone, alexpott, mikeryan, Berdir, blazey, xjm, hussainweb, catch, heddn, benjy: Move highwater field support to the source plugin, and do not expose its internals on MigrationInterface

Issue #2706405 by heddn, edysmp, davidparedes21, mikeryan, phenaproxima: File migrations *always* copy in files, even if the files were off-line copied to destination

Issue #2776235 by mikeryan, alexpott: Cached autoloader misses cause failures when missed class becomes available

Issue #2791119 by phenaproxima, quietone, chx, mikeryan, benjy: Write meaningful Migrate source tests

Issue #2684567 by gnuget, chx, heddn, vasi, mikeryan: Requiring a migration w/ a source plugin using a generator fatals

Revert "Issue #2485385 by phenaproxima, quietone, Berdir, blazey, hussainweb, mikeryan, benjy, alexpott: Move highwater field support to the source plugin, and do not expose its internals on MigrationInterface"

This reverts commit 0308eb77.

Issue #2485385 by phenaproxima, quietone, Berdir, blazey, hussainweb, mikeryan, benjy, alexpott: Move highwater field support to the source plugin, and do not expose its internals on MigrationInterface

Issue #2682461 by arunkumark, jonhattan, quietone, benjy, xjm, RavindraSingh, catch: Add links to documentation in all migrate process plugins

Issue #2560795 by chx, alexpott, mikeryan, phenaproxima, penyaskito, willwh, generalredneck, benjy: Source plugins have a hidden dependency on migrate_drupal

Issue #2787619 by hussainweb, phenaproxima, alexpott: CckMigration does not type hint CckPluginManager correctly

Issue #2695297 by mikeryan, ohthehugemanatee, quietone, vasi, Sharique, chx, benjy, phenaproxima, heddn, benjifisher: Refactor EntityFile and use process plugins instead

Issue #2572801 by alexpott, vprocessor, andriyun, andypost, chishah92, Mile23, attiks, hussainweb, klausi, dawehner, pfrenssen: Fix 'Drupal.WhiteSpace.ScopeIndent' coding standard