Issue #1974492 by larowlan, jibran, disasm, tim-e, mdrummond, robeano, nick_schuch, wamilton, effulgentsia, tim.plunkett: Convert taxonomy_overview_terms() to a Form Controller.
Issue #2078427 by jiv_e: Remove uneccessary backslash from code.
Issue #1497374 by yched, chx, amateescu, plach, Damien Tournoud, fago, swentel: Switch from Field-based storage to Entity-based storage.
Issue #2057589 by smiletrl, tim.plunkett, alexpott, dawehner: Rename ControllerInterface to ContainerInjectionInterface.
Issue #2032303 by dawehner, pwolanin: Cache the result of local tasks.
Issue #2002162 by klausi, eugene.ilyin: Convert form validation of users to entity validation.
Issue #2057869 by dawehner, jibran: Provide an alias for 'plugin.manager.entity' called 'entity.manager'.
Revert "Issue #2002162 by klausi, eugene.ilyin: Convert form validation of users to entity validation."

This reverts commit 5b41b6f82f0f27eee43a717dd495768f3e8c843c.
Issue #2002162 by klausi, eugene.ilyin: Convert form validation of users to entity validation.
Issue #1951268 by larowlan, nick_schuch, jibran, dawehner, alexpott, tim.plunkett: Convert /forum and /forum/% to new routing system, remove forum_forum_load(), forum_get_topics(), create new Forum service.
Issue #2038135 by RobLoach, donquixote, Crell, ParisLiakos, catch: Use the Composer autoloader to make everything simpler.
Issue #2079551 by pwolanin: Fixed @file doxygen for test classes under Drupal\system\Tests\Plugin.
Issue #2078847 by andypost: Clean-up the rest of 'plugin.manager.entity' to 'entity.manager'.
Issue #2051917 by dawehner: Fixed Test contextual links feature of page displays.
Issue #2078285 by pwolanin, dawehner: Add short-cut methods to the \Drupal class for generating URLs and links from routes.
git commit -m Issue
Revert "git commit -m Issue"

This reverts commit a234a4fa3bfdaf64a0a3b97651aa1a1a4610d763.

Bad commit message. :P
Issue #2079025 by yched, Berdir: Remove dead code (e.g. field_test().storage.inc) due to entity storage refactoring.
Issue #2078967 by pwolanin: Fix formatting to 80 columns for @throws in UrlGeneratorInterface::generateFromRoute().
Issue #2075199 by RobLoach: Update jQuery Once to 1.2.3.