Add option to remove DMs from home (#126)

app/javascript/glitch/locales/en.json

@@ -32,6 +32,8 @@
   "status.collapse": "Collapse",
   "status.uncollapse": "Uncollapse",
 
+  "home.column_settings.show_direct": "Show DMs",
+
   "notification.markForDeletion": "Mark for deletion",
   "notifications.clear": "Clear all my notifications",
   "notifications.marked_clear_confirmation": "Are you sure you want to permanently clear all selected notifications?",