Merge pull request #3035 from danharper/patch-1

Missing Authenticator import in GuestFilter

app/Http/Filters/GuestFilter.php

@@ -1,5 +1,6 @@
 <?php namespace App\Http\Filters;
 
+use Illuminate\Contracts\Auth\Authenticator;
 use Illuminate\Http\RedirectResponse;
 
 class GuestFilter {