Merge remote-tracking branch 'origin/8.x' into 8.x-file-config

core/MAINTAINERS.txt

core/includes/common.inc

core/includes/theme.inc

core/includes/unicode.inc

core/misc/machine-name.js

core/misc/tableselect.js

core/modules/aggregator/aggregator.admin.inc

core/modules/aggregator/aggregator.install

core/modules/aggregator/aggregator.module

core/modules/aggregator/aggregator.test

core/modules/book/book-node-export-html.tpl.php

core/modules/field/field.info.inc

core/modules/field/modules/text/text.test

core/modules/field/tests/field.test

core/modules/field_ui/field_ui.admin.inc

core/modules/filter/filter.module

core/modules/locale/locale.install

core/modules/locale/locale.module

core/modules/locale/locale.test

core/modules/node/node.admin.inc