Issue #2038275 by tim.plunkett, mr.baileys, Sam Hermans: Convert hook_queue_info() to plugin system.

Issue #2342435 by tstoeckler, webchick: Don't show 80 bazillion test modules on the modules page when in development mode.

Issue #2279323 by benjy, oadaeh, ultimate, chx: Fixed Data for fields with multiple values do not import.

Issue #2313241 by aleksip, benjy: Fixed d6_taxonomy_term migrate fails when the parent term has not been already migrated.

Issue #2215369 by fietserwin, svanou: Fixed PHP 5.5 imagerotate() fails when incorrect color indices are passed in.

Issue #2313669 by dawehner, hussainweb, pfrenssen: Bring in egulias/EmailValidator for RFC compliant email address validation.

Issue #2261425 by ParisLiakos, alexpott: Streamline aggregator's entities rendering with rest of core.

Issue #2336355 by alexpott, Cottser: Fixed Refactor Attribute rendering so that class= is not printed.

Issue #1860594 by penyaskito, damiankloip, xjm, alexpott, sun: Ensure that randomString() always returns a character that needs to be escaped for HTML.

Issue #2333465 by marcvangend: Fixed Confusing exception message when Deriver plugin does not exist.

Issue #2250121 by mgifford, er.pushpinderrana, emma.maria, scresante, LewisNyman: Fixed Check for proper use of CSS Outline in Seven.

Issue #2336481 by er.pushpinderrana, ThomWilhelm | tim.plunkett: Replace Views usage of 'js settings' with 'js_settings'.

Issue #2336483 by er.pushpinderrana | tim.plunkett: Replace Views $form_state usage of '#page_title' with 'page_title'.

Issue #2339435 by YesCT, alexpott: Default no longer needs to be a property on Language or ConfigurableLanguage.

Issue #2338479 by rpayanm | dawehner: Convert \Drupal\views\Plugin\Derivative\ViewsMenuLink to use DeriverBase.