Merge branch 'activity_feed' of github.com:metabase/metabase-init into activity_feed

resources/frontend_client/app/controllers.js

resources/frontend_client/app/home/actions.js

...rontend_client/app/home/components/AccordianItem.react.js

...ces/frontend_client/app/home/components/Activity.react.js

...d_client/app/home/components/ActivityDescription.react.js

...frontend_client/app/home/components/ActivityItem.react.js

...rontend_client/app/home/components/ActivityStory.react.js

.../frontend_client/app/home/components/CardFilters.react.js

...ces/frontend_client/app/home/components/Homepage.react.js

...lient/app/home/components/NewUserOnboardingModal.react.js

resources/frontend_client/app/home/home.controllers.js

resources/frontend_client/app/home/home.directives.js

resources/frontend_client/app/home/home.html

...ntend_client/app/home/partials/modal_user_onboarding.html

resources/frontend_client/app/home/reducers.js

resources/frontend_client/app/home/selectors.js

resources/frontend_client/test/unit/controllers.spec.js

src/metabase/api/activity.clj

src/metabase/events/view_log.clj

src/metabase/models/activity.clj