Issue #2162013 by alexpott, Berdir, sun, pwolanin: Critical performance regression due to config schema + TypedData lookups in installer.

Issue #1898444 by jenlampton, Cottser, lbainbridge, duellj, joelpittet, scor: Rdf.module - Convert theme_ functions to Twig.

Issue #1815504 by pwolanin, Kevin Hankens: File_save_upload() should not alter the file URI string before validation.

Issue #2160581 by vijaycs85, Wim Leers: Remove drupal_add_js() + drupal_add_library() from install.core.inc.

Issue #2145881 by damiankloip, alexpott: Remove string casting from Crypt::hmacBase64(). Throw exceptions instead.

Issue #1226044 by pgrond, martin107, roborn, rbayliss: The password_confirm element should not be aware of the user_form_process_password_confirm process.

Issue #2133325 by mtift, alexpott, sun: Create a site UUID on install and only allow config sync between sites with the same UUID.

Issue #2154955 by bdone, chx, cosmicdreams, jacintocapote, jessehs, jibran, marvil07, mpgeek: Migrate variables to config

Issue #2142979 by Gábor Hojtsy, LinL, k4v, plach: Entity label langcode argument is a lie, incompatible with current API.

Issue #2125497 by yched, Sweetchuck, areke: Field translation test is still use the old field_name property.

Issue #641734 by echoz, LewisNyman, davidtrainer, Cottser, falkendk, rteijeiro: Separate generic html elements' style into seven.base.css.

Issue #1978904 by jibran, andypost, h3rj4n, larowlan, shanethehat, pcambra, Xano: Convert comment_admin() to a Controller.

Issue #2102445 follow-up by webwarrior: Remove yet another drupal_set_title in content_translation module.

Issue #2086485 by brianV, jibran, pwolanin, disasm: Convert language_negotiation_configure_form() to the new form interface.

Issue #535616 by jhodgdon, pwolanin, oriol_e9g, tgeller: Make Content Ranking settings for Search not say 'weights' to avoid confusion.

Issue #2031175 by Sutharsan, penyaskito, vijaycs85, Berdir: Translation imports take a lot of time in tests even when not needed.

Issue #1968970 by plach: Standardize module-provided entity info documentation and clean-up the @EntityType annotation.

Issue #2078057 by m1r1k, joelpittet, areke: Remove references to global  in Content Translation module.

Issue #2068471 by dawehner, Crell, tim.plunkett, jibran, fubhy, larowlan: Normalize Controller/View-listener behavior with a Page object.