Issue #1875632 follow-up by nod_, Wim Leers, effulgentsia: Added wrapper function for JS settings merging behavior, fix tabledrag.

Issue #1871696 by tim.plunkett, xjm, sun, msonnabaum, EclipseGc: Convert block instances to configuration entities to resolve architectural issues.

Issue #1869250 by fago, Berdir, das-peter, YesCT, mradcliffe, fubhy: Various EntityNG and TypedData API improvements.

Issue #1705920 by tim.plunkett, sun, underq, javier.alejandr...: Convert all calls to procedural drupal_array_()*() functions to Drupal\Component\Utility\NestedArray.

Issue #1187726 by chx, Berdir, Fabianx, sun: Fixed Add caching for configuration / rework config object loading.

Issue #1168246 by sun, mgifford, Manuel Garcia, mbrett5062, ry5n, Everett Zufelt, nod_, aspilicious, deviantintegral, tim.plunkett: Freedom For Fieldsets! Long Live The DETAILS.

Issue #1269742 by katbailey, beejeebus, pwolanin, g.oechsler, ksenzee: Make path lookup code into an pluggable class.

Issue #1812732 by xjm, tim.plunkett: Use constants instead of integers in drupalCreateNode() and improve its documentation.

Issue #1812170 by xjm, tim.plunkett: Remove dependency on the standard profile from LocaleContentTest.

Issue #1812732 by xjm: Use constants instead of integers in drupalCreateNode() and improve its documentation.

Issue #1457320 by kbasarab, xjm, jhodgdon: Fix up test assert message/group param docs to say it should not be translated

Issue #1810990 by sun, chx, Berdir: Fixed Teared down test environment leaks into parent site/test runner.

Issue #1723892 by Berdir, Pancho, das-peter, fago: Support for revisions for entity save and delete operations.

Issue #1786990 by effulgentsia, tim.plunkett, andypost, sun: Fixed [Module]Bundle is registered too late in WebTestBase::setUp().

Issue #1706878 by tim.plunkett, lazysoundsystem: Add WebTestBase::assertThemeOutput() to allow modules to test theme function output.

Issue #1788588 by pcambra | cosmicdreams: Fixed Remove unused variables from SimpleTest's WebTestBase.

Issue #1696640 by fago, effulgentsia, tim.plunkett, dixon_, plach: Add a uniform Entity Property API.

Issue #1215104 by sun, lucascaro, effulgentsia: Use the non-interactive installer in WebTestBase::setUp().

Issue #1575060 by andypost, mcjim, nod_: Fixed ajax_html_ids() are broken for forms with file element (encoding=multipart/form-data).

Issue #1705748 by n3or, tim.plunkett, sun, xjm, boombatower: Convert simpletest settings to configuration system.

Issue #1184272 by Berdir, corvus_ch, sun: Remove deprecated $conditions support from entity controller.

Issue #1711070 by kid_icarus, tim.plunkett, xjm, droplet, zendoodles and cam8001: Convert tests to use ::$modules property instead of parent::setUp($modules).