Issue #2282599 by LewisNyman, joachim: Fixed Dropdown menus in most of core are broken in Stark.
Issue #2282683 by mdrummond | Mark Carver: Responsive tables do not have tests.
Issue #1999312 by baisong, lokapujya, botanic_spark, attiks: Add an 'empty image' option for responsive image.
Issue #2286433 by ParisLiakos: Fixed CommentTypeForm and CommentTypeDeleteForm should typehint the PSR logger interface.