Issue #3087644 by jibran, Berdir, alexpott, longwave, Wim Leers, amateescu, catch, xjm, larowlan, dpi, quietone: Remove Drupal 8 updates up to and including 88**

Revert "Issue #3087644 by jibran, Berdir, alexpott, longwave, Wim Leers, amateescu, catch, larowlan, dpi, quietone: Remove Drupal 8 updates up to and including 88**"

This reverts commit 136f0550.

Issue #3087644 by jibran, Berdir, alexpott, longwave, Wim Leers, amateescu, catch, larowlan, dpi, quietone: Remove Drupal 8 updates up to and including 88**

Issue #2286655 by alexpott, attiks, mark_fullmer, nielsonm, Mark Slatinek, quietone, catch, dawehner, aburke626, justafish: Gender neutral language

Issue #2960605 by anmolgoyal74, surbz, msankhala, arunkumark, jibran, alexpott: Add docs to the empty hook_update_N used for cache clearing

Issue #2846614 by damiankloip, dawehner, claudiu.cristea, effulgentsia, tstoeckler, gaurav.kapoor, Berdir, Jo Fitzgerald, Wim Leers, jibran: Incorrect field name is used in views integration for multi-value base fields

Issue #2623568 by yanniboi, claudiu.cristea, himanshugautam, anil280988, sidharthap, Sagar Ramgade, dawehner, tstoeckler: Config schema of argument_default plugins is incorrect

Issue #2464077 by webflo, s_leu, dawehner, Lendude: Menu link overrides are lost after cache rebuild

Issue #2477899 by dawehner, kevin.dutra, borisson_, bojanz, catch, amateescu: Multiple valued Base fields won't work in Views

Issue #1996130 by dawehner, damiankloip, dagmar, marthinal, clemens.tolboom, Nitesh Sethia: REST views: not adding dependencies on Serializer providers

Issue #2491875 by joachim, xjm, Xano, alexpott: EntityViewsData adds Operations links to all entities, which won't work if the entity type has no list builder, leading to WSOD on some views

Issue #2492839 by joelpittet, mikeker, dawehner, lauriii, plach, Fabianx, olli: Views replacement token bc layer allows for Twig template injection via arguments

Issue #2455125 by mpdonadio, rteijeiro, jhodgdon, dawehner: Update EntityViewsData use of generic timestamp to use Field API formatter

Issue #1167144 by chx, catch, claudiu.cristea: Make cache backends responsible for their own storage.