Issue #2725415 by catch, Berdir, Wim Leers, xjm, juhaszg, cmanalansan: Text Editor module fails to track usage of images uploaded in text_with_summary fields, allows uploaded images to be deleted

(cherry picked from commit 61c08e07)

Issue #2724553 by snehi, Sonal.Sangale, er.pushpinderrana, jhodgdon, e.r.n.i.e: Chapter "Change file system storage settings" in INSTALL.txt needs to be adapted to Drupal 8

(cherry picked from commit 4012b7ed)

(cherry picked from commit a2a4051d)

Issue #2568287 by latikas, rashid_786, drnikki, anavarre, miteshmap, cilefen: NodeEditFormTest::testNodeEdit() sets  but uses it only once

(cherry picked from commit ff28f525)

Issue #2646328 by alexpott, Wim Leers, David_Rothstein, aaronott, Ayesh: CSRF in update module manual check links

(cherry picked from commit 5735dfcb)

Issue #2617152 by Chi, alexpott, dawehner: Single import form needs to handle invalid YAML correctly and not with an exception

(cherry picked from commit 66320051)

(cherry picked from commit 2a6e3990)

Issue #2605654 by Mile23, donquixote, dawehner, alexpott, catch: Modify Drupal\Core\Extension\ExtensionDiscovery to allow for scanning multiple file systems, enabling vfsStream testing

(cherry picked from commit 08824dcf)

(cherry picked from commit 7947f6bd)

Issue #2285311 by joelpittet, tomatkins, susannecoates: Theme's "Path to custom logo" always validated even if "Use the default logo" is set

(cherry picked from commit 5fa8126d)

Issue #2721921 by er.pushpinderrana, Pashupathi Nath G, shashikant_chauhan, joachim: @code tag showing on docs for ExtensionDiscovery

(cherry picked from commit 85fa3171)

Issue #842620 by alexpott, hansfn, BondD, jurjenn, Skin, xjm, hitesh-jain, solidwebcode: Update manager can't install modules using FTP due broken FileTransferAuthorizeForm

(cherry picked from commit a9666b4a)

Issue #2575519 by Wim Leers, dawehner, alexpott: Twig template variables containing result of Drupal::url() and Drupal:l:() don't bubble up their cacheability and attachment metadata (e.g. token placeholder)

(cherry picked from commit fe6b6861)

(cherry picked from commit 20642d53)

Issue #2725755 by mkalkbrenner: Fatal error: Cannot redeclare class Drupal\Tests\migrate\Unit\TestMigration

(cherry picked from commit e5b5f315)

(cherry picked from commit f1442cf2)

Issue #2683431 by penyaskito, EclipseGc, dawehner: PathItem doesn't return correct main property from mainPropertyName()

(cherry picked from commit 5da0092f)

Issue #2710133 by vasi, mikeryan: Follow up to #2561697 - Migration should not choke when the content_node_field table isn't available

(cherry picked from commit 062c925c7cbc941adfdd85087a03007c509204e7)

Issue #2725441 by tstoeckler: \Drupal\simpletest\ContentTypeCreationTrait::createContentType() needlessly rebuilds the router

(cherry picked from commit 104134f9)

Issue #2692373 by heddn, rakesh.gectcr, edysmp, mikeryan, benjy: Value should be null when is produced skip process

(cherry picked from commit 31e613b3)

Issue #2722265 by willito, kellyimagined, joachim, hussainweb, munizjor, selfuntitled, lisa.ugray, soulsesa, The Sean, kjl16, kurthill4: docs for MailManager::mail() refer to obsolete function user_preferred_langcode()

(cherry picked from commit 56e416cc)

(cherry picked from commit 6020139d)

Issue #2310307 by marthinal, tedbow, clemens.tolboom, queenvictoria, vivekvpandya, juampynr, Berdir, dawehner, Damien Tournoud, stefan.r, Wim Leers: File needs CRUD permissions to make REST work on entity/file/{id}

(cherry picked from commit b6861fef)

(cherry picked from commit 7ecafc0f)

(cherry picked from commit 26761757)

Issue #2713587 by tduong, mkalkbrenner, Berdir, Gábor Hojtsy: NodeController::revisionOverview() shows no revisions if node has no translation for current language

(cherry picked from commit 934a4b40)

(cherry picked from commit 07704716)

Issue #2700495 by ronaldtebrake, droplet, samuel.mortenson, nod_: Method removing expired drupalSettings.ajax tries to remove settings when there is no ajax defined

Issue #2702835 by ztl8702, pjonckiere, himanshugautam, dpovshed, mpdonadio: Update Doxygen for \Drupal\Component\DateTimePlus

(cherry picked from commit 2c54c394)

(cherry picked from commit 14dac80d)

Issue #2621504 by dawehner, mpdonadio, Lendude, jibran: \Drupal\views\Plugin\views\field\Field::getValue needs to support entity reference items

(cherry picked from commit 6fb30444)

Issue #2682723 by thpoul, jagjitsingh_drupal, avinashm, maggo: Allow ckeditor_stylesheets to refer to external URL, for e.g. webfonts

(cherry picked from commit 0dd68abe)

(cherry picked from commit 84258cbc)

Issue #2720869 by jibran: Remove the use of deprecated CssSelector and use CssSelectorConverter instead

(cherry picked from commit 2bef9564)

(cherry picked from commit 4fa8efa02caf9c40cf94b40a93a8401791a09024)

Issue #2716661 by anoopjohn: Fix 'Drupal.Commenting.FunctionComment' coding standard - Issues related to @see references

(cherry picked from commit 899f6473)

Issue #2708179 by anoopjohn: Fix 'Drupal.Commenting.FunctionComment' coding standard - Issues related to @throws

(cherry picked from commit f324b3e3)

(cherry picked from commit 55e2442d)

Issue #2660528 by swentel, david_garcia: File entity completely broken if the underlying file is gone

(cherry picked from commit 8ae898a8)

(cherry picked from commit 677116e1)