Revert "Issue #3347144 by dgtlmoon, mstrelan, Evaldas Užkuras, bkosborne, FeyP, pirvudoru: Form API #states property/states should use .once() to apply its rules (Can cause failures with BigPipe and possibly other situations)"

This reverts commit d6b6ad8f.

Issue #3347144 by dgtlmoon, mstrelan, Evaldas Užkuras, bkosborne, FeyP, pirvudoru: Form API #states property/states should use .once() to apply its rules (Can cause failures with BigPipe and possibly other situations)

Issue #2904899 by FeyP, idflood, smustgrave, alexpott: Invalid argument exception when changing language of node with menu link to und or zxx

Issue #2828706 by smustgrave, Chi, saidatom, dagmar, dawehner, mfb, catch, larowlan, longwave, joshua1234511, Berdir, quietone, FeyP, slip, samiullah, johnwebdev, Primsi, ravi.shankar: ExceptionLoggingSubscriber should not log HTTP 4XX errors using PHP logger channel

Issue #2791693 by nginex, acbramley, oknate, guaneagler, jan kellermann, jonathan1055, jibran, ankithashetty, dpi, Jelle_S, FeyP, kattekrab, smustgrave, mpdonadio, quietone, AaronMcHale, rkoller, BlackBamboo, simohell, Jody Lynn, shaal, notmike: Remove sample date from date field error message and title attribute

Issue #2800691 by bharath-kondeti, djsagar, ravi.shankar, Rishabh Vishwakarma, shashikant_chauhan, quietone, smustgrave, FeyP, joachim, Amber Himes Matz: Improve docs for the Xss::filter() $html_tags parameter

Issue #3010334 by xjm, Amber Himes Matz, catch, dww, Berdir, FeyP, Mixologic: Document how contrib hook_update_N() should be numbered now that modules can be compatible with multiple major branches and versioned semantically

Issue #2264943 by FeyP, er.pushpinderrana, _pratik_, gauravkhambhala, Weilinggu, Nikhil_110, joachim, jhodgdon: Queue API topic and hook_queue_info() don't link to one another

Issue #3348686 by james.williams, FeyP, kunal_sahu, larowlan, alexpott: [regression] Inaccessible language switcher links are removed before alternatives can be provided

Issue #2969262 by bkosborne, FeyP, BlacKICEUA, dawehner, joelpittet: PHP 7.2: Warning: count(): Parameter must be an array or an object that implements Countable n Drupal\views\Plugin\views\argument_validator\Entity->validateEntity()

Issue #3082690 by phenaproxima, bnjmnm, oknate, JeroenT, effulgentsia, xjm, lauriii, webchick, seanB, andrewmacpherson, Wim Leers, DyanneNova, Gábor Hojtsy, cboyden, peterx, rainbreaw, jan.stoeckler, shaal, annagaz, FeyP, chr.fritsch, marcoscano, samuel.mortenson, Berdir, webflo: Mark Media Library as a stable core module

Issue #3074608 by oknate, Wim Leers, phenaproxima, seanB, marcoscano, larowlan, FeyP: Optionally allow choosing a view mode for embedded media in EditorMediaDialog

Issue #3016807 by seanB, FeyP, phenaproxima, andrewmacpherson, lauriii, rainbreaw, larowlan: Improve refocus on submit buttons of Media Library Widget modals

Issue #2594425 by Sam152, gapple, naveenvalecha, dubcanada, Nitesh Pawar, Fonski, bircher, Eric115, ricovandevin, pameeela, mishradileep, juusechec, dawehner, jibran, xjm, ifrik, swentel, kim.pepper, Wim Leers, acbramley, 4aficiona2, yoroy, alexpott, ckaotik, andypost, FeyP: Add the option in system menu block to "Expand all items in this tree"

Issue #2580265 by FeyP, jcisio, s_leu, Berdir, tstoeckler: entity query nested conditions must use LEFT joins when any of the parent condition groups is using OR

Issue #2895097 by FeyP, borisson_: Correct bundle info service interface name in EntityManager deprecation messages

Issue #2891784 by FeyP: Use correct class name for EventDispatcherInterface in Events API documentation

Issue #2851759 by FeyP: Properly document pathProcessor property of PathBasedBreadcrumbBuilder class