Issue #2532534 by phenaproxima, miguelc303: Migration Files for Drupal 7 Comments

core/modules/comment/migration_templates/d6_comment.yml

core/modules/comment/migration_templates/d7_comment.yml

...comment/migration_templates/d7_comment_entity_display.yml

...nt/migration_templates/d7_comment_entity_form_display.yml

...tion_templates/d7_comment_entity_form_display_subject.yml

.../modules/comment/migration_templates/d7_comment_field.yml

...comment/migration_templates/d7_comment_field_instance.yml

core/modules/comment/migration_templates/d7_comment_type.yml

.../modules/comment/src/Plugin/migrate/source/d7/Comment.php

...ules/comment/src/Plugin/migrate/source/d7/CommentType.php

.../src/Tests/Migrate/d7/MigrateCommentEntityDisplayTest.php

...Migrate/d7/MigrateCommentEntityFormDisplaySubjectTest.php

.../Tests/Migrate/d7/MigrateCommentEntityFormDisplayTest.php

.../src/Tests/Migrate/d7/MigrateCommentFieldInstanceTest.php

.../comment/src/Tests/Migrate/d7/MigrateCommentFieldTest.php

...dules/comment/src/Tests/Migrate/d7/MigrateCommentTest.php

...s/comment/src/Tests/Migrate/d7/MigrateCommentTypeTest.php

...modules/comment/tests/src/Unit/Migrate/d7/CommentTest.php

...les/comment/tests/src/Unit/Migrate/d7/CommentTypeTest.php

core/modules/field/migration_templates/d7_field_instance.yml