Merge pull request #7022 from metabase/pulse-tables

frontend/src/metabase/pulse/components/PulseCardPreview.jsx

frontend/src/metabase/pulse/components/PulseEditCards.jsx

frontend/test/pulse/pulse.integ.spec.js

src/metabase/api/card.clj

src/metabase/api/dashboard.clj

src/metabase/api/dataset.clj

src/metabase/api/pulse.clj

src/metabase/email/_footer_pulse.mustache

src/metabase/email/_header.mustache

src/metabase/email/messages.clj

src/metabase/email/pulse.mustache

src/metabase/pulse.clj

src/metabase/pulse/render.clj

src/metabase/query_processor.clj

test/metabase/api/dataset_test.clj

test/metabase/api/session_test.clj

test/metabase/api/user_test.clj

test/metabase/pulse/render_test.clj

test/metabase/pulse_test.clj