Issue #2193521 by sun, alexpott: Simpletest suffixes are not guaranteed to be unique.
Issue #2187313 by ParisLiakos: Remove reintroduced category code in aggregator .
Issue #2156337 by yched, amateescu, smiletrl: Merge ConfigEntityReferenceItemBase up into EntityReferenceItem, and fix inconsistencies.
Issue #2167267 by yched, andypost: Remove deprecated field_attach_*_view().
Issue #893302 by jhodgdon, rayasa: Search ranking based on the factor 'number of comments'  & 'No of Page Views' is broken.
Issue #460408 by marthinal, gpk, girishmuraly, jojonaloha, david_garcia_garcia, gnindl, nerdcore, acbramley, dotton, Cottser, dww: (regression tests for) Cannot administer menu item/link if it points to an unpublished node.
Issue #2188523 by sun: ExceptionController does not respect configured system.logging:error_level (verbose backtrace).
Issue #2191721 by divesh.kumar: Drupal\Core\Entity\Query\Sql\Condition class has no docblock.
Issue #2188915 by tim.plunkett: Stop appending paths to Entity::getSystemPath().
Issue #2194357 by alexpott, Berdir: CacheArray::__destruct() invoked after test tables have been removed.
Issue #2181209 by davidneedham, Les Lim, longwave: Fix indentation in README file
Issue #2180725 by Xano, Berdir: Fix up documentation of return values of EntityInterface
Issue #2192133 by Xano: Fix up docs for EntityOwnerInterface
Issue #2191667 by sandykadam, Berdir: Fix documentation of field exists/notExists methods on entity query interface
Issue #2166847 by Xano, pwolanin: Fix documentation of FormBuilderInterface methods
Issue #2188289 by Jaypan, sun, jibran, Berdir: fix up docs for token functions and methods in regards to anonymous users and sessions
Issue #2103043 by JiriK, batigolix, Sree, ifrik: Fix up hook_help for user module
Issue #2174353 by anemes, bryanlburkholder: Fix up docs for system_retrieve_file
Issue #2183461 by siliconmeadow: Fix reference to nonexistent function in taxonomy docs
Issue #1948566 by joachim: Document batch API callbacks using new standard