Merge pull request #6266 from metabase/xray-insights-batch1

frontend/src/metabase-lib/lib/Question.js

frontend/src/metabase/components/TermWithDefinition.jsx

frontend/src/metabase/icon_paths.js

frontend/src/metabase/lib/formatting.js

frontend/src/metabase/xray/components/InsightCard.jsx

frontend/src/metabase/xray/components/Insights.jsx

frontend/src/metabase/xray/components/StatGroup.jsx

frontend/src/metabase/xray/containers/CardXRay.jsx

frontend/src/metabase/xray/containers/FieldXray.jsx

frontend/test/metabase-lib/Question.integ.spec.js

frontend/test/parameters/parameters.integ.spec.js

frontend/test/query_builder/query_builder.integ.spec.js

frontend/test/xray/xray.integ.spec.js

project.clj

resources/sample-dataset.db.mv.db

sample_dataset/metabase/sample_dataset/generate.clj

src/metabase/feature_extraction/comparison.clj

src/metabase/feature_extraction/core.clj

src/metabase/feature_extraction/feature_extractors.clj

src/metabase/feature_extraction/histogram.clj