Merge branch 'rc-v1.2.0' into 'master'

CHANGELOG.md

README.md

assets/css/teaser-list.css

assets/scss/teaser-list.scss

cern_display_formats.info.yml

cern_display_formats.libraries.yml

cern_display_formats.module

display_formats.theme.inc

src/Plugin/views/style/Collision.php

src/Plugin/views/style/Countdown.php

src/Plugin/views/style/HorizontalBoxes.php

src/Plugin/views/style/TeaserList.php

templates/views-view-collision.html.twig

templates/views-view-horizontal-boxes.html.twig

templates/views-view-teaser-list.html.twig