In the Map footer, the "Cities" icon is not replaced by the overriden icon in
There are others icons /assets affected. A missing rewrite in the Theme.php code.
In 38dbcd42476216f96192d6284f9ae13537a8def5: Fixes #4443 Theming CSS rewrite should now rewrite all CSS
When an option from the cog icon below a data table is used, e.g. the report is made flat, the old cog item apperas and is highlighted in orange. It should be the new item and probably highlighted in red.