- Patch #1439692 by clemens.tolboom, plach, dawehner, das-peter, Gábor Hojtsy: Rename field language properties to langcode.

- Patch #1516030 by valthebald: Fixed Change parenthesis in menu_link_save() to express intended order of operations.

- Patch #1445004 by Sutharsan, Gábor Hojtsy, roderik, andypost, brantwynn: Implement customized translation bit on translations.

- Patch #1519720 by Niklas Fiekas: Remove element_validate_integer() and element_validate_integer_positive() in favor of the new number element type.

Issue #1517138 by marcingy: Fixed Simpletest does not create configuration folder causing test failures.

Issue #1419968 by nod_, cosmicdreams, droplet, tim.plunkett: Replace $('selector', domelement) with $(domelement).find('selector').

Issue #1349722 by kgoel, Everett Zufelt, xjm: Fixed who's new & who's online blocks have empty headings.

Issue #1512676 by swentel: Fixed Simpletest doesn't clean up the config directories generated by the configuration .

Issue #1174640 by Niklas Fiekas, aspilicious, ericduran, cosmicdreams, amateescu, tim.plunkett: Added new HTML5 FAPI element: number.

Issue #1497132 by alexpott, pcambra, marcingy: follow-up for generalised function to update variables from Drupal 7 to Drupal 8's configuration management system.

Issue #1216776 by illmasterc, dawehner, Niklas Fiekas: Fixed Two nested contextual links regions are active, when the outer region is hovered.

Issue #1444766 by acrollet, amateescu: Determine method for automatically cleaning up configuration after a module is uninstalled.

Issue #405360 by Liam Morland, mgifford, Everett Zufelt: Added Use aria-describedby to link form elements with form element descriptions.

Issue #1323124 by amateescu, aspilicious, Berdir: Convert file transfer system to PSR-0. Commit ALL THE files.

This reverts commit 5abec889.

Issue #1505146 by Tor Arne Thune: Remove unused argument from update_calculate_project_update_status().

Issue #331893 by mgifford, nigel, Xano, Everett Zufelt, nod_: Added colouring (and description) to password checker.

Issue #1361232 by sun, Berdir, aspilicious, fago, klausi, amateescu: Make the taxonomy entities classed objects.

- Patch #1309394 by effulgentsia, sun: process #autocomplete_path() for all form elements; remove custom/duplicated code from theme_textfield().

- Patch #1481156 by npiacentine, lucascaro: Incorrect logic in creating url to fetch information about project updates.

Revert "Issue #787652 by larowlan, andypost: Fixed Forum vocabulary alterations possibly obsolete -- possible to delete forum vocab."

This reverts commit e179ee1d.

Issue #787652 by larowlan, andypost: Fixed Forum vocabulary alterations possibly obsolete -- possible to delete forum vocab.

Issue #1497132 by alexpott, pcambra, marcingy: Provide a generalised function to update variables from Drupal 7 to Drupal 8's configuration management system.