Issue #2313115 by Wim Leers: Fixed AccessManagerTest is broken.
Issue #2162005 by plopesc: Clean up entity_reference default values once users 0 and 1 provides UUID.
Issue #2306471 by amitgoyal, a_thakur: Remove views_get_plugin_definitions().
Issue #2284413 by damiankloip: Use addMethodCall() instead of replaceArgument() in RegisterEntityResolversCompilerPass.
Issue #2239241 by Berdir, mr.baileys | tstoeckler: DateItem is completely broken, remove it.
Issue #2207391 by LewisNyman, emma.maria, lokapujya: Style select elements in Webkit only.
Issue #2287781 by alayham, herom: Fixed DropButton component does not look well in RTL page.
Issue #2272481 by herom, ParisLiakos, tim.plunkett: Remove usages of watchdog() from forms, plugins and controllers.