Issue #2946041 by neerajsingh: Theme development link should point to the version specific documentation

Issue #2931443 by Wim Leers, casey, zuuperman, drpal: Browser parsing race condition: JSON.parse sometimes called on partially streamed BigPipe placholder replacements, causes fatal JS error

Issue #2893117 by Mile23, Berdir, Yogesh Pawar, xjm, catch, alexpott: Improve HTML caching of Simpletest UI test form

Issue #2934994 by Wim Leers, Mile23: Complete deprecation of hook_rest_type_uri_alter(), hook_rest_relation_uri_alter()

Issue #2945306 by alexpott, dawehner: The new ModuleList in 8.6.x can discover modules in tests the previous code could not

git commit -m 'Issue #2941945 by L-four, chiranjeeb2410: path.api.php references to a non-existent PathInterface class and updated to AliasStorageInterface'

Issue #2940146 by Eli-T, cehfisher, nicolarbell, markconroy, kjay, Gábor Hojtsy, andrewmacpherson, JayKandari, volkswagenchick: Standardize writing style for Umami

Issue #2942769 by neclimdul: Consolidate umami .htaccess files and testing - coding standards followup

Issue #2943627 by tim.plunkett, Falco010, alexpott, samuel.mortenson: Layout Builder does not consult layout plugin for dependencies

Issue #2918761 by quietone, chiranjeeb2410, phenaproxima, maxocub, heddn, alexpott: Break up MigrateUpgradeForm into smaller forms

Issue #2942769 by alexpott, vaplas, smaz, Gábor Hojtsy, borisson_, Eli-T: Consolidate umami .htaccess files and testing

Issue #2934145 by quietone, heddn, Jo Fitzgerald, David Hernández, alexpott, joelpittet, phenaproxima, Gábor Hojtsy: Image field migration plugin in wrong module

Issue #2462729 by segi, Yogesh Pawar, andypost, rpayanm, Gábor Hojtsy, alexpott, sidharthap, tstoeckler, tim.plunkett: Move ConfigurableLanguage hook implementations in language module to the entity

Issue #2881999 by vaplas, Wim Leers, dawehner, Jochus, Berdir, tstoeckler: Path to statistics.php is not correct when the path start with index.php

Issue #2788087 by alexpott, dawehner, shafiqhossain: Drupal 8: You have requested a non-existent service "router.route_provider.old"

Issue #2941058 by bn_code, chiranjeeb2410, plach, Gábor Hojtsy, Berdir: Switch from "column" to "property" terminology in the field translation synchronizer

Issue #2843617 by maxocub, hussainweb, joelpittet, quietone, heddn, Jo Fitzgerald: Field formatter mappings defined in getFieldFormatterMap have no effect

Issue #2904663 by tacituseu: Trailing space in field part of where expression generated by NumericArgument

Issue #2943338 by Wim Leers: rest_test module for testing REST module could be reused by contrib JSON API module

Issue #2947351 by amateescu, hchonov: DefaultTableMapping does not return the revision table name for multi-valued base fields

Issue #2940513 by Sam152, Berdir: ModerationStateFieldItemList fails after an entity has been serialized/unserialized

Issue #2907728 by Lendude, vaplas, dawehner, jibran, alexpott, Mile23: Installer: Convert system functional tests to phpunit

Issue #2848812 by harsha012, gaurav.kapoor, Yogesh Pawar, Sharique, techtud, JayKandari, alexpott: Replace all calls to db_set_active, which is deprecated

Issue #2941062 by plach, Wim Leers: EntityUntranslatableFieldsConstraintValidator always allows changes in default revisions

SA-CORE-2018-001 by cashwilliams, catch, cilefen, droplet, dawehner, bonus, agentrickard, David_Rothstein, Chi, Gábor Hojtsy, Heine, Wim Leers, Schnitzel, drpal, effulgentsia, tedbow, tim.plunkett, tstoeckler, xjm, will_c, stefan.r, samuel.mortenson, larowlan, greggles, logaritmisk, mpdonadio, pwolanin, plach

Issue #2885583 by drpal, keeganstreet, Dinesh18, naiduharish, sim_1, idebr, larowlan, Gábor Hojtsy, nick_schuch, droplet: Close button in tour module lacks descriptive text

Issue #2936463 by jigarius, ragasirtahk, Jo Fitzgerald, zuhair_ak, heddn, larowlan, quietone: Throw exception when "callable" plugin is called with undefined on invalid callback

Issue #2944658 by neerajsingh, cilefen: Creating distributions link should point to the version specific documentation

Issue #2915175 by vaplas, Phonoman, Lendude: Duplicating a Page to Block after changing the display id and then saving the view destroys the Page

Issue #2907169 by Mile23, Jo Fitzgerald: Break KernelTestBase dependency on Simpletest, deprecate stub BC traits

Issue #2934960 by marcoscano, mycw1991, seanB, evankay, chr.fritsch, andrewmacpherson, jefuri, Jeroen Witte: Clean up icons that ship with Media