add hidden account, cart insert/delete

add hidden account support
add delete/payout buttons to carts
add backend product sales with pdf export
add frontend product sales with pdf export
add frontend ticket sales with pdf export

backend/views/transfer/_export_btn_sale.php

@@ -0,0 +1,29 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+use yii\helpers\Url;
+
+/* @var $this yii\web\View */
+/* @var $model common\models\TransferSearch */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+
+
+        <?= Html::a(
+        			Yii::t('frontend/transfer', 'Export PDF'),
+        			Url::to(['sale-pdf' ,
+        				Html::getInputName($model, "start") =>  Html::getAttributeValue($model, "start"),	
+        				Html::getInputName($model, "end") =>Html::getAttributeValue($model, "end"),	
+        				Html::getInputName($model, "id_account") => 		Html::getAttributeValue($model, "id_account"),
+        				Html::getInputName($model, "id_user") => 		Html::getAttributeValue($model, "id_user"),
+        				Html::getInputName($model, "category") => 		Html::getAttributeValue($model, "category"),
+        				Html::getInputName($model, "id_product") => 		Html::getAttributeValue($model, "id_product"),
+        				Html::getInputName($model, "status") => 		Html::getAttributeValue($model, "status"),
+        			] ),
+        			['class' => 'btn btn-primary']) 
+       ?>
+
+
+