Add support for U2F devices

app/Http/Controllers/DefaultAliasFormatController.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Http\Requests\UpdateDefaultAliasFormatRequest;
+
+class DefaultAliasFormatController extends Controller
+{
+    public function update(UpdateDefaultAliasFormatRequest $request)
+    {
+        user()->default_alias_format = $request->format;
+        user()->save();
+
+        return back()->with(['status' => 'Default Alias Format Updated Successfully']);
+    }
+}