Database import tables on every install with "IF NOT EXISTS"

This fixed errors when one table is missing or is duplicated

system/src/Models/NewsCategory.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace MyAAC\Models;
+use Illuminate\Database\Eloquent\Model;
+
+class NewsCategory extends Model {
+
+	protected $table = TABLE_PREFIX . 'news_categories';
+
+	public $timestamps = false;
+
+	protected $fillable = [
+		'name', 'description', 'icon_id', 'hide'
+	];
+}