PLT-6215 Major post list refactor (#6501)

* Major post list refactor

* Fix post and thread deletion

* Fix preferences not selecting correctly

* Fix military time displaying

* Fix UP key for editing posts

* Fix ESLint error

* Various fixes and updates per feedback

* Fix for permalink view

* Revert to old scrolling method and various fixes

* Add floating timestamp, new message indicator, scroll arrows

* Update post loading for focus mode and add visibility limit

* Fix pinning posts and a react warning

* Add loading UI updates from Asaad

* Fix refreshing loop

* Temporarily bump post visibility limit

* Update infinite scrolling

* Remove infinite scrolling

webapp/components/post_view/post_header/index.js

@@ -0,0 +1,18 @@
+// Copyright (c) 2017 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import {connect} from 'react-redux';
+
+import {get} from 'mattermost-redux/selectors/entities/preferences';
+import {Preferences} from 'mattermost-redux/constants';
+
+import PostHeader from './post_header.jsx';
+
+function mapStateToProps(state, ownProps) {
+    return {
+        ...ownProps,
+        displayNameType: get(state, Preferences.CATEGORY_DISPLAY_SETTINGS, 'name_format', 'false')
+    };
+}
+
+export default connect(mapStateToProps)(PostHeader);