(cherry picked from commit 395cb8ba)

Issue #2716991 by mpdonadio: Incorrect ISO datetime attribute for date-only fields w/ default formatter

(cherry picked from commit 53e541da)

(cherry picked from commit b9536062)

(cherry picked from commit 79f17dcb)

(cherry picked from commit ef39eed7)

(cherry picked from commit e8322e4f)

Issue #2407853 by alexpott, aerozeppelin, Berdir, vladan.me, dawehner: TaxonomyIndexTid Views plugin stores selected terms with the ID instead of UUID

(cherry picked from commit 82f9f8c5)

Issue #2711537 by chgasparoto, kostyashupenko: Syntax errors (un-quoted or mis-quoted strings) in various code examples in docs

(cherry picked from commit 9ec1f42d)

(cherry picked from commit 6ab5a3aa)

(cherry picked from commit 3eeaeb64)

Issue #2667588 by dimaro, malavya, johnrosswvsu: Document that a module's classes are not available during hook_requirements() 'install' phase

(cherry picked from commit 4e658ef5)

(cherry picked from commit bb41144f)

(cherry picked from commit 6098437e)

(cherry picked from commit c2cbf733)

Issue #2707641 by alexpott, anoopjohn: Ensure core compliance to Drupal.Commenting.FunctionComment.ParamCommentIndentation (part 2)

(cherry picked from commit b13374f2)

(cherry picked from commit 1003490b)

Issue #2572307 by vprocessor, attiks, andriyun, alexpott, pfrenssen: Fix 'Generic.PHP.UpperCaseConstant' coding standard

(cherry picked from commit 942c1cff)

Issue #2702609 by Wim Leers, Berdir, Fabianx: Disable placeholdering (and BigPipe) on unsafe requests to help find forms as fast as possible (to allow EnforcedResponses to work)

(cherry picked from commit 459ede5e65abfd02a69508cb19f5dcb95fc91c9a)

(cherry picked from commit 3a6cac15)

(cherry picked from commit 747be317)

(cherry picked from commit 8772c0f5)

Issue #2614202 by alexpott, felribeiro, dawehner, catch: CoreServiceProvider::registerUuid() assumes all environments have the same functions available

(cherry picked from commit 9067e6f3)

Issue #2711645 by alexpott, dawehner: ConfigInstaller::isSyncing() should return true always during a config sync

(cherry picked from commit c655b168)

(cherry picked from commit 4376b33c)

Issue #2702001 by olafkarsten, Wim Leers: Inject config factory for BigPipe (including in exception handlers)

(cherry picked from commit 4c11b7a9)

Issue #2697909 by pguillard, himanshugautam, snehi, aburrows, jhodgdon: Fix "login (noun/adjective)" vs. "log in (verb)" in comments (and logout/log out)

(cherry picked from commit 6dce6c2a)

(cherry picked from commit 0c24732c)

Issue #2702281 by edurenye, dpopdan, larowlan, alexpott, dawehner: Move Drupal\simpletest\RandomGeneratorTrait, Drupal\simpletest\WebAssert and Drupal\simpletest\SessionTestTrait into Drupal\Tests namespace

(cherry picked from commit ef6c84db)

Issue #2572601 by attiks, alexpott, tatarbj: Fix 'Drupal.Classes.ClassCreateInstance' coding standard

(cherry picked from commit e62a2c7e)

(cherry picked from commit b264dd2b)

(cherry picked from commit 1b3ffe2a)

Issue #2699627 by catch, dawehner, Wim Leers: url.path cache context for breadcrumbs is unnecessarily granular

(cherry picked from commit ebe946b9)

(cherry picked from commit 7aab1f5c)

Issue #2610344 by mikeker, dimaro, mohit_aghera, andriyun, anil280988, Cottser, joelpittet: Re-add some documentation about what you can get from the node object in node.html.twig

(cherry picked from commit 526501d0)

Issue #2456477 by Berdir, dawehner, heddn, pguillard: Convert deprecated \Drupal\simpletest\KernelTestBase tests to KernelTestBaseNG

(cherry picked from commit 0018b94f)

(cherry picked from commit ea8e16ed)

Issue #2678822 by DamienMcKenna, David_Rothstein, stefan.r, Berdir: Drupal 7.43 / 8.0.4 regression: When an anonymous user submits a form with an un-uploaded file that leads to a validation error, the file is lost on the next correct submission

(cherry picked from commit c74f0424)

Issue #2710685 by dimaro, er.pushpinderrana, jhodgdon: inconsistent use of tags in docs for template_preprocess_links()

(cherry picked from commit 15482340)