Issue #2298001 by er.pushpinderrana | LewisNyman: Remove #page CSS from Seven.
Issue #2191543 by tim.plunkett: Fixed history_node_view_alter() overwrite all #attached on nodes.
Issue #2299499 by joshi.rohit100: Remove form_clear_error() as it is deprecated.
Issue #2300583 by larowlan: Consider adding larowlan and tim-e as contact module maintainers.
Issue #2287381 by alayham: Fixed views_ui dropbuttons display is not RTL friendly.
Issue #2273385 by damiankloip: Use a container parameter for the user tempstore expire time.
Issue #2284017 by t0xicCode: Fixed CamelCase FieldItemList preSave call.