Added empty MemberState factory.

Don't forget to use states in the Person factory.

database/factories/MemberStateFactory.php

@@ -0,0 +1,9 @@
+<?php
+
+use Faker\Generator as Faker;
+
+$factory->define(App\MemberStates::class, function (Faker $faker) {
+    return [
+        //
+    ];
+});