Issue #2998875 by quietone, juampynr, benjifisher, smustgrave, alison: Map menu ids like main-menu when migrating node types

Issue #3209249 by quietone, smustgrave, bharath-kondeti, ankithashetty, KapilV, longwave, Spokje: Fix spelling for 29 migrate translation related words

Issue #3206932 by Matroskeen, quietone, alexpott: Rename targetEntityType constant in d6_view_mode migration to simplify source plugin

Issue #2746541 by quietone, alexpott, maxocub, Wim Leers, mikelutz, jofitz, masipila, firewaller, Madhura BK, Gábor Hojtsy, catch, heddn, plach, hchonov: Migrate D6 and D7 node revision translations to D8

Issue #3097327 by Wim Leers, quietone, Meenakshi.g: d7_node_title_label migration plugin incorrectly generating base_field_override for every node type, even those that don't have an overridden title label

Issue #2936365 by quietone, mikelutz, heddn, larowlan, masipila, effulgentsia, maxocub, Gábor Hojtsy, webchick, phenaproxima, jhodgdon, catch: Migrate UI - allow modules to declare the state of their migrations

Issue #2989627 by maxocub, quietone, masipila, phenaproxima, Gábor Hojtsy: d7_node_entity_translation migration is in the wrong module and is missing some mappings

Issue #2975666 by maxocub, benjifisher, masipila, jcnventura, jigarius, phenaproxima, catch, quietone: Migrate Drupal 7 node entity translations data to Drupal 8

Issue #2953360 by quietone, heddn, yogeshmpawar, phenaproxima, Gábor Hojtsy, maxocub, catch, alexpott, masipila: Experimental migrate_drupal_multilingual module

Issue #2912348 by maxocub, Jo Fitzgerald, masipila, heddn, phenaproxima: Handle entity_references related to Drupal 6 and 7 node translations with different IDs

Issue #2711099 by heddn, Jo Fitzgerald, edysmp, edgewl2, alexpott, Charlotte17, mikeryan, masipila, quietone, maxocub, phenaproxima: Categorize migrations according to their type

Issue #2914974 by quietone, rakesh.gectcr, maxocub, heddn, Jo Fitzgerald, Yogesh Pawar, masipila, phenaproxima, jhodgdon, Gábor Hojtsy, larowlan, neclimdul: Migrate UI - handle sources that do not need an upgrade

Issue #2876085 by heddn, maxocub, phenaproxima, Jo Fitzgerald, vasi, quietone, yoroy, masipila, larowlan, neclimdul, krystalcode, catch: Before upgrading, audit for potential ID conflicts

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