Issue #2366589 by Palashvijay4: Move form-related hooks to form.api.php
Issue #2307853 by er.pushpinderrana, Palashvijay4: Move file-related hooks to new file.api.php file
Issue #2355187 by ashutoshsngh, rpayanm, skipyT, legolasbo: Remove form_get_cache().
Issue #2299215 by jhedstrom, torrance123: Fixed 'extra' join conditions leaking arguments.
Issue #2271419 by alexpott, larowlan: Fixed Allow field types, widgets, formatters to specify config dependencies.
Issue #2135101 by Gábor Hojtsy, stefank, YesCT: Fixed Expand test coverage on configuration translation tabs.
Issue #2318341 by lauriii, ocastle, Jolidog, vollepeer, rteijeiro, Rade, mgifford: Views mini pager markup.
Issue #2355977 by larowlan, dashaforbes: Fixed Code references RelationLinkManagerInterface::getRelationInternalIds but no such method.
Issue #2305869 by svendecabooter, ultimike | jhodgdon: Search migration - search logging (new setting).
Issue #2363643 by ultimike | benjy: Fixed Nodes with format 0 are skipped.
Issue #2329783 by lauriii, jamesquinton | davidhernandez: Move comment classes from preprocess to templates.
Issue #2366645 by YesCT, Mile23: Drupal\Tests\Core\Controller\AjaxControllerTest has wrong @covers.
Issue #2278403 by Xano, JeroenT: Remove uses of form_execute_handlers().
Issue #2358683 by MarkoT91 | LewisNyman: Move forum icons into the forum module.
Issue #2358685 by Aleksandar_P | LewisNyman: Remove edit and configure icons from misc.
Issue #2230121 by znerol, dawehner | sun: Fixed Remove exit() from FormBuilder.
Issue #2361789 by rpayanm, jamesdixon, javivf: Remove usage of decode_entities().
Issue #2361833 by rpayanm: Remove usage of drupal_ucfirst().
Issue #2346763 by yched, msonnabaum: Improve views field rendering performance by caching entity display objects.
Issue #2349373 by stefika, skippednote: Fixed Menu label overlaps with the dropdown trigger on narrow screens on RTL.