Change config key of gateways

Author: vuongxuongminh

src/Facades/MoMo/AllInOneGateway.php

@@ -15,6 +15,6 @@ class AllInOneGateway extends Facade
      */
     protected static function getFacadeAccessor()
     {
-        return static::$app['omnipay']->gateway('momo_aio');
+        return static::$app['omnipay']->gateway('MoMoAIO');
     }
 }

src/Facades/MoMo/AppInAppGateway.php

@@ -21,6 +21,6 @@ class AppInAppGateway extends Facade
      */
     protected static function getFacadeAccessor()
     {
-        return static::$app['omnipay']->gateway('momo_apa');
+        return static::$app['omnipay']->gateway('MoMoAIA');
     }
 }

src/Facades/MoMo/POSGateway.php

@@ -21,6 +21,6 @@ class POSGateway extends Facade
      */
     protected static function getFacadeAccessor()
     {
-        return static::$app['omnipay']->gateway('momo_pos');
+        return static::$app['omnipay']->gateway('MoMoPOS');
     }
 }

src/Facades/MoMo/QRCodeGateway.php

@@ -21,6 +21,6 @@ class QRCodeGateway extends Facade
      */
     protected static function getFacadeAccessor()
     {
-        return static::$app['omnipay']->gateway('momo_qrcode');
+        return static::$app['omnipay']->gateway('MoMoQRCode');
     }
 }

src/Facades/OnePay/DomesticGateway.php

@@ -21,6 +21,6 @@ class DomesticGateway extends Facade
      */
     protected static function getFacadeAccessor()
     {
-        return static::$app['omnipay']->gateway('onepay_domestic');
+        return static::$app['omnipay']->gateway('OnePayDomestic');
     }
 }

src/Facades/OnePay/InternationalGateway.php

@@ -21,6 +21,6 @@ class InternationalGateway extends Facade
      */
     protected static function getFacadeAccessor()
     {
-        return static::$app['omnipay']->gateway('onepay_international');
+        return static::$app['omnipay']->gateway('OnePayInternational');
     }
 }

src/Facades/VNPay/Gateway.php

@@ -21,6 +21,6 @@ class Gateway extends Facade
      */
     protected static function getFacadeAccessor()
     {
-        return static::$app['omnipay']->gateway('vnpay');
+        return static::$app['omnipay']->gateway('VNPay');
     }
 }