Issue #1620010 by dawehner, ParisLiakos, plach, jibran: Move LANGUAGE constants to the Language class.

Issue #1888390 by dawehner, damiankloip, tim.plunkett: Change 'human_name()' to 'label' and replace View::getHumanName() with View::label().

Issue #1852966 by yched, Stalski, zuuperman, swentel: Rework entity display settings around EntityDisplay config entity.

Revert "Issue #1852966 by yched, swentel: Rework entity display settings around EntityDisplay config entity."

This reverts commit 8ad67af2.

Issue #1852966 by yched, swentel: Rework entity display settings around EntityDisplay config entity.

Issue #1848836 by dawehner, damiankloip: Change Views Wizard's primary button to 'Save and edit' and remove 'Save & exit' button.

Issue #1552396 by andypost, sun, tim.plunkett, amateescu, YesCT: Convert vocabularies into configuration.