Cleanup for settings table and moved some seed data into the migrations

app/Models/Migrations/Migration.php

@@ -0,0 +1,31 @@
+<?php
+/**
+ * Migration base class with some extra functionality
+ */
+
+namespace App\Models\Migrations;
+
+use DB;
+use Illuminate\Database\Migrations\Migration as MigrationBase;
+
+class Migration extends MigrationBase
+{
+    /**
+     * Add rows to a table
+     * @param $table
+     * @param $rows
+     */
+    public function addData($table, $rows)
+    {
+        foreach ($rows as $row) {
+            try {
+                DB::table($table)->insert($row);
+            } catch (Exception $e) {
+                # setting already exists
+                if ($e->getCode() === 23000) {
+                    continue;
+                }
+            }
+        }
+    }
+}