Use upstream's settings for CW auto-expand and column swiping (#1770)

* Use Mastodon server-side settings for automatically expanding toots with CWs

* Add modal warning about settings changes

* Use Mastodon server-side settings for disabling swiping

app/javascript/flavours/glitch/features/ui/containers/columns_area_container.js

@@ -4,7 +4,6 @@ import { openModal } from 'flavours/glitch/actions/modal';
 
 const mapStateToProps = state => ({
   columns: state.getIn(['settings', 'columns']),
-  swipeToChangeColumns: state.getIn(['local_settings', 'swipe_to_change_columns']),
 });
 
 const mapDispatchToProps = dispatch => ({