Merge branch 'dashboard-drill' of github.com:metabase/metabase into dashboard-drill

bin/ci

docs/administration-guide/01-managing-databases.md

docs/administration-guide/03-setting-up-email.md

docs/operations-guide/start.md

frontend/src/metabase/admin/datamodel/datamodel.js

frontend/src/metabase/admin/permissions/selectors.js

frontend/src/metabase/app-main.js

frontend/src/metabase/app.js

frontend/src/metabase/components/DatabaseDetailsForm.jsx

frontend/src/metabase/components/HeaderBar.jsx

frontend/src/metabase/components/Modal.jsx

frontend/src/metabase/components/ModalContent.css

frontend/src/metabase/components/ModalContent.jsx

frontend/src/metabase/components/icons/NightModeIcon.jsx

frontend/src/metabase/css/core/colors.css

frontend/src/metabase/css/home.css

frontend/src/metabase/dashboard/components/DashCard.jsx

...metabase/dashboard/components/DashCardParameterMapper.jsx

frontend/src/metabase/dashboard/components/Dashboard.jsx

...nd/src/metabase/dashboard/components/DashboardActions.jsx