Issue #1756862 by xjm, damiankloip: Create declared property on ConfigStorageController for uuidKey.

Issue #1468328 follow-up by Berdir, sun: Enable File module if enabling Update module in minimal profile.

- Patch #322995 by Schnitzel, c31ck, webflo, penyaskito: provide a distinct administration user interface language option.

Issue #1730774 by beejeebus, sun: Untangle Cache\DatabaseBackend from procedural database.inc functions to make it available in early bootstrap.

Issue #1723774 by googletorp, Berdir, corvus_ch: user_delete_multiple() does not use UserStorageController.

Issue #1739808 by Berdir, salvis: Fixed Notice: Undefined index: file in Drupal\Core\Database\Log->findCaller().

Issue #1468328 by Berdir: Move file entity info, managed file, and file usage functionality into File module.

Issue #1648004 by Devin Carlson, Rob Loach: Fixed Helpful links use base_path() when they don't have to.

Issue #1754712 by TravisCarden, Bußmeyer, pingers: Fixed @return unknown_type() should be @return mixed.

Issue #1645156 by attiks, tstoeckler, Albert Volkman, Carsten Müller, Sweetchuck: Fixed URL generation only works on port 80.

Issue #932110 by Albert Volkman, David_Rothstein, marji, jurgenhaas: On some servers, Drupal 7 allows administrators to directly execute arbitrary code even without the PHP module.

Issue #1757078 by julien, Gábor Hojtsy, LoMo, beejeebus: Fixed When installing Drupal in a non-English language, we do not see the 'congratulations' page.

Issue #1691438 by Dave Reid, CrashTest_, quicksketch, jbrown: Fixed Regression: {file_managed()}.filename should NOT be binary (and case-sensitive by default).

Issue #1737148 by nod_, SebCorbin, larowlan, tim.plunkett, Albert Volkman, nick_schuch, sun: Explicitly declare all JS dependencies, don't use drupal_add_js().

Issue #1668820 follow-up by tim.plunkett, sun: Documentation fixes and clean-ups to Configurables patch.

Issue #1508872 by attiks, disasm, Alan Evans, Jelle_S, marcingy, sun: Fixed Image effects duplicate on edit.

Issue #1741804 by beejeebus, sun, chx, alexpott, matason: Implement a config import/staging directory.

Issue #1753976 by savithac, PrabhuG: Fix docs for hook_file_download_access_alter to not have a return value