Issue #3255699 by mfb, xjm, andrea.cividini, quietone, smustgrave: Demote routine content entity log entries from "notice" to "info"

Issue #3256539 by victoria-marina, Eric_A: Remove @internal from ContentEntityDeleteForm generic base class

Issue #2507235 by Gogowitsch, ckaotik, Arla, tstoeckler, Berdir, Gábor Hojtsy: EntityType::getLowercaseLabel() breaks translation

Issue #3019834 by Berdir, alexpott: Add @trigger_error() to deprecated url/link EntityInterface methods

Issue #2572613 by Malevi4, idebr, pfrenssen, Mile23, RajeevK: Fix 'Drupal.Array.Array.CommaLastItem' coding standard

Issue #2935255 by Jo Fitzgerald, kim.pepper, voleger, alexpott, martin107, jibran, catch: Remove all usages of drupal_get_message and drupal_set_message in core lib

Issue #2873696 by nvexler, wengerk, gido, Jo Fitzgerald, xjm: Add @internal to core classes, methods, properties to Form Classes

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2486177 by disasm, amateescu, plach, Pere Orga, piyuesh23, webchick, Saphyel, dawehner, jibran, YesCT, yched, xjm, Gábor Hojtsy, Bojhan: Deleting an entity translation from the UI deletes the whole entity

Issue #1728804 by Berdir: Introduce (Content)EntityDeleteForm and children to handle entity deletions