Added scope migration and vertice in the model diagram.

database/migrations/2018_09_07_083025_create_scopes_table.php

@@ -0,0 +1,39 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class CreateScopesTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('scopes', function (Blueprint $table) {
+            $table->increments('id');
+            
+            // The name of the scope. There are only four of them we need:
+            // 1. Ideeler Bereich
+            // 2. Zweckbetrieb
+            // 3. Vermögensverwaltung
+            // 4. Wirtschaftlicher Geschäftsbetrieb
+            $table->string('name');
+
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('scopes');
+    }
+}