Implement code review changes part II

frontend/src/metabase/dashboard/dashboard.js

src/metabase/automagic_dashboards/core.clj

src/metabase/automagic_dashboards/filters.clj

src/metabase/feature_extraction/feature_extractors.clj

src/metabase/models/field.clj

src/metabase/sync/analyze/classifiers/name.clj

src/metabase/util.clj