Change namespace for RemindableTrait.

app/models/User.php

@@ -2,7 +2,7 @@
 
 use Illuminate\Auth\UserTrait;
 use Illuminate\Auth\UserInterface;
-use Illuminate\Auth\RemindableTrait;
+use Illuminate\Auth\Reminders\RemindableTrait;
 use Illuminate\Auth\Reminders\RemindableInterface;
 
 class User extends Eloquent implements UserInterface, RemindableInterface {