Merge branch 'master' of github.com:metabase/metabase into slow-card-messages

circle.yml

frontend/src/card/card.controllers.js

frontend/src/css/query_builder.css

frontend/src/icon_paths.js

frontend/src/query_builder/QueryVisualization.jsx

frontend/src/query_builder/RunButton.jsx

frontend/src/services.js

project.clj

src/metabase/api/card.clj

src/metabase/api/label.clj

src/metabase/db/migrations.clj

src/metabase/driver.clj

src/metabase/driver/crate.clj

src/metabase/driver/crate/generic_sql.clj

src/metabase/driver/crate/native.clj

src/metabase/driver/crate/query_processor.clj

src/metabase/driver/crate/util.clj

src/metabase/driver/generic_sql.clj

src/metabase/driver/generic_sql/native.clj

src/metabase/driver/generic_sql/query_processor.clj