Issue #2509300 by dawehner, catch, larowlan: Path alias UI allows node/1 and /node/1 as system path then fatals

Issue #1392754 by tss, justAChris, jhodgdon: Comply with new documentation standards for @file for namespaced class files

Issue #2495209 by yogen.prasad, Manjit.Singh: 'Blocks administration page' link offered to users with no access

Issue #2495407 by jhedstrom, Noe_, cilefen: Regression: Editing a node with a disabled menu link re-enables that menu link

Issue #1805054 by Wim Leers, Gábor Hojtsy, effulgentsia, jibran, jessebeach, catch, dawehner, Fabianx, sun, larowlan: Cache localized, access filtered, URL resolved, and rendered menu trees

Issue #2491155 by mikeburrelljr, Mac_Weber, opdavies: Update drupal.org and kernel.org URLs in core modules (Follow-up to 2489912)

Issue #2473105 by ifrik, jhodgdon, lostkangaroo, opratr, LinL: Update hook_help texts that link to modules that can be uninstalled

Issue #2383865 by mgifford, pguillard, rpayanm, alexpott, jhodgdon: Spellchecking Drupal - Javascript

Issue #2335661 by Wim Leers, pwolanin, dawehner, Fabianx, larowlan, catch, Berdir: Outbound path & route processors must specify cacheability metadata

Issue #2475805 by tstoeckler, googletorp, webwarrior: menu_ui_form_node_form_submit() is called when the Preview button is pressed which fatals

Issue #2467887 by joshi.rohit100: Rename drupalGetAJAX to drupalGetAjax for parity with drupalPostAjaxForm

Issue #2448605 by martin107, willzyx, tim.plunkett, klausi, dpopdan: Replace usages of drupal_get_destination() with the redirect destination service

Issue #2444231 by Wim Leers, nlisgo: Fix CacheableInterface so it makes sense (was: "Make Config objects & Entities implement CacheableInterface + add BubbleableMetadata::createFromCacheableObject()")

Issue #2212069 by Gábor Hojtsy, pjonckiere, rteijeiro, cilefen: Non-English Drupal sites get default configuration in English, edited in English, originals not actually used if translated

Revert "Revert "Issue #2457653 by Gábor Hojtsy: System.site langcode is both used as a file language code and a site language code""

This reverts commit 079a52b4.

Revert "Issue #2457653 by Gábor Hojtsy: System.site langcode is both used as a file language code and a site language code"

This reverts commit 364a6e9c.

Issue #2457653 by Gábor Hojtsy: System.site langcode is both used as a file language code and a site language code

Issue #356399 by dawehner, beejeebus, catch, sidharrell, klausi, nlisgo, Josh Waihi, Berdir, martin107: Optimize the route rebuilding process to rebuild on write

Issue #2423153 by idebr, dawehner, Frankencio: Add menu from the editing page doesn't save the changes

Issue #2418017 by Wim Leers, YesCT, dawehner, webchick, jibran, amateescu, hussainweb: Implement autocomplete UI for the link widget

Issue #2417647 by Wim Leers, effulgentsia: Add leading slash to paths within 'user-path:' URIs, to allow 'user-path:' URIs to point to the <none> route

Issue #2406103 by Berdir, alexpott: Remove hook_node_validate() and hook_node_submit() because they bypass the entity API

Issue #2349071 by Upchuk, Cottser, pwolanin: EntityStorageException when trying to save a link over the maximum depth

Issue #2396699 by hussainweb, sivaji@knackforge.com: Clean-up menu_ui module test members - ensure property definition and use of camelCase naming convention

Issue #2417645 by tim.plunkett, effulgentsia, pwolanin: Change destination query string handling to break dependence on system path