Added settings to be able to show a banner with information on selected pages.

CHANGES.md

README.md

amd/build/infobanner.min.js

amd/build/infobanner.min.js.map

amd/src/infobanner.js

classes/privacy/provider.php

db/uninstall.php

lang/en/theme_boost_campus.php

layout/columns2.php

layout/login.php

lib.php

locallib.php

scss/post.scss

settings.php

templates/columns2.mustache

templates/login.mustache

tests/behat/theme_boost_campus_info_banner_settings.feature

version.php