Removed redundant items, upgraded to laravel 5.6

app/Models/Old/Account.php

@@ -1,18 +0,0 @@
-<?php
-
-namespace App\Models\Old;
-
-use Illuminate\Database\Eloquent\Model;
-
-class Account extends Model
-{
-	protected $table = 'ab_account';
-
-	/**
-	 * The country this account belongs to
-	 */
-	public function country()
-	{
-		return $this->belongsTo('App\Models\Old\Country');
-	}
-}

app/Models/Old/Country.php

@@ -1,18 +0,0 @@
-<?php
-
-namespace App\Models\Old;
-
-use Illuminate\Database\Eloquent\Model;
-
-class Country extends Model
-{
-	protected $table = 'ab_country';
-
-	/**
-	 * The currency this country belongs to
-	 */
-	public function currency()
-	{
-		return $this->belongsTo('App\Models\Old\Currency');
-	}
-}

app/Models/Old/Currency.php

@@ -1,10 +0,0 @@
-<?php
-
-namespace App\Models\Old;
-
-use Illuminate\Database\Eloquent\Model;
-
-class Currency extends Model
-{
-	protected $table = 'ab_currency';
-}

app/Models/Old/Setup.php

@@ -1,20 +0,0 @@
-<?php
-
-namespace App\Models\Old;
-
-use Illuminate\Database\Eloquent\Model;
-
-class Setup extends Model
-{
-	protected $table = 'ab_setup';
-
-	public function getModuleConfigAttribute($value)
-	{
-		return unserialize($value);
-	}
-
-	public function getSiteDetailsAttribute($value)
-	{
-		return unserialize(gzuncompress($value));
-	}
-}