add shipping cost

app/Models/paypal/PayPalModel.php

@@ -1,7 +1,7 @@
 <?php namespace App\Models\paypal;
 
 use Illuminate\Database\Eloquent\Model;
-use DB;
+use Illuminate\Support\Facades\DB;
 
 class PayPalModel extends Model {
 
@@ -37,7 +37,5 @@ class PayPalModel extends Model {
 										->get();
 		// var_dump($i);
 		return $i;
-	}
-	
-
+	}	
 }