Issue #2742995 by Jo Fitzgerald, claudiu.cristea, naveenvalecha, klausi, dawehner, bighappyface: Convert web tests to browser tests for contact module

Issue #2859618 by lauriii: Add Gábor Hojtsy, Roy Scholten (yoroy) and Lauri Eskola (lauriii) as provisional maintainers for Drupal 8

Issue #2757007 by claudiu.cristea, tameeshb, Jo Fitzgerald, Sam152, himanshu-dixit, jibran, klausi, dawehner: Convert all book web tests to BrowserTestBase

Issue #2548061 by hussainweb, alexpott, klausi, Crell, dawehner, Berdir: Fix Drupal\Tests\accept_header_routing_teste\Unit\Routing\AcceptHeaderMatcherTest::testNoRouteFound

Issue #2314513 by joelpittet, larowlan: Add test coverage for DiffFormatter not double escaping  

Issue #2855977 by blazey: LanguageNegotiationUrl::processInbound removes path prefix even when detection is based on domain

Revert "Issue #2225781 by quietone, Jo Fitzgerald, Gábor Hojtsy, mikeryan: Migrate D6 i18n taxonomy vocabularies"

This reverts commit 28afba24.

Revert "Revert "Issue #2671058 by Jo Fitzgerald, hchonov, tstoeckler, tameeshb, Munavijayalakshmi, pguillard: OverviewTerms doesn't respect the current content language when building the form and term urls and names are generated based on the terms default language""

This reverts commit 252ff769.

Revert "Issue #2671058 by Jo Fitzgerald, hchonov, tstoeckler, tameeshb, Munavijayalakshmi, pguillard: OverviewTerms doesn't respect the current content language when building the form and term urls and names are generated based on the terms default language"

This reverts commit d370ee76.

Issue #2671058 by Jo Fitzgerald, hchonov, tstoeckler, tameeshb, Munavijayalakshmi, pguillard: OverviewTerms doesn't respect the current content language when building the form and term urls and names are generated based on the terms default language

Issue #2832859 by vaplas, webflo, harings_rob, Wim Leers: Write EntityResourceTestBase subclasses for: MenuLinkContent

Issue #2225781 by quietone, Jo Fitzgerald, Gábor Hojtsy, mikeryan: Migrate D6 i18n taxonomy vocabularies

Issue #2808321 by vaplas, Jo Fitzgerald, Lendude, alexpott, xjm, Chi, benqwerty: Fix default value "EQUAL" in $query_operator param of BooleanOperator::queryOpBoolean()

Issue #2575535 by bighappyface, heykarthikwithu, rodrigoaguilera, prasad_gogate:  Custom language settings configuration is not saved when you have a language selector enabled for any content

Issue #2745123 by drugan, Mile23, mpdonadio, alexpott, slasher13, Jo Fitzgerald, drunken monkey, nikolas.costa, Yogesh Pawar, blazey, benjifisher, dawehner, mondrake, penyaskito, fietserwin, othermachines: Simpletest module crashes on cleanup, uninstall

Issue #2851149 by hchonov, amateescu, Wim Leers: Exceptions on setting entity reference field with integer target ID and entity object

Issue #2844046 by Wim Leers, dawehner, tedbow: REST Resource config entities do not respect the status (enabled/disabled)

Issue #2823963 by vaplas, Andrej Galuf, dawehner: Views StringFilter using 'Contains any word' or 'Contains all words' breaks query on strings containing only characters that will be trimmed

Issue #2854529 by alexpott, xjm, klausi, Chi, Mixologic: Fix Drupal.Scope.MethodScope - all methods should have scopes

Issue #2369119 by Lendude, olli, mpdonadio, alexpott, dagmar, mikeker, vprocessor, tlyngej, rakesh.gectcr, herved, Blanca.Esqueda, lomasr, anavarre, tacituseu, ronaldtebrake, aleevas, dawehner, Grayside: Fatal error when trying to save a View with grouped filters using other than string values

Issue #2668752 by mr.baileys, chx, tim.plunkett, Berdir: DefaultPluginManager::setCacheBackend has wrong information about language suffix

Issue #2802663 by mpdonadio, Berdir, jibran, jhedstrom, amateescu: Exceptions due ChangedItem, CreatedItem, and TimestampItem implicit dependencies on datetime module

Revert "Issue #2802663 by mpdonadio, jibran, Berdir, jhedstrom, amateescu: ChangedItem, CreatedItem, and TimestampItem fields have an implicit dependency on datetime module"

This reverts commit cd176e1d.

Issue #2802663 by mpdonadio, jibran, Berdir, jhedstrom, amateescu: ChangedItem, CreatedItem, and TimestampItem fields have an implicit dependency on datetime module

Issue #2361539 by alexpott, webflo, AjitS, himanshu-dixit, tameeshb, xjm: Config export key order is not predictable for sequences, add orderby property to config schema

Issue #2600836 by balagan, Sagar Ramgade, Chi, anil280988, joshi.rohit100, Jo Fitzgerald, vaplas, dawehner, alexpott, klausi: Make protected Simpletest test methods public for consistency

Issue #2845731 by ashish-deynap, vaplas, chiranjeeb2410, Munavijayalakshmi, tramsaal, xjm: Theming guide links are wrong