Merge pull request #4225 from metabase/release-0.22.1

docs/administration-guide/03-metadata-editing.md

frontend/src/metabase/components/ColumnarSelector.css

frontend/src/metabase/components/Select.jsx

frontend/src/metabase/containers/SaveQuestionModal.jsx

...ase/dashboard/components/AddToDashSelectQuestionModal.jsx

frontend/src/metabase/icon_paths.js

frontend/src/metabase/query_builder/actions.js

.../metabase/query_builder/components/AggregationPopover.jsx

.../src/metabase/query_builder/components/DownloadWidget.jsx

frontend/src/metabase/query_builder/components/FieldList.jsx

.../src/metabase/query_builder/components/GuiQueryEditor.jsx

...end/src/metabase/query_builder/components/QueryHeader.jsx

...e/query_builder/components/filters/pickers/TextPicker.jsx

...tend/src/metabase/questions/containers/AddToDashboard.jsx

frontend/src/metabase/questions/containers/QuestionIndex.jsx

frontend/src/metabase/visualizations/Progress.jsx

src/metabase/api/card.clj

src/metabase/api/revision.clj

src/metabase/api/session.clj

src/metabase/api/user.clj