Updated Selling Paid Plugin or Payment Gateway (markdown)

Installing-Plugin-or-Payment-Gateway.md

@@ -1,15 +1,6 @@
-You can sell Plugin or Payment gateway at [Envato](https://author.envato.com)
+You can sell Plugin by yourself
 
-Users can search from [codecanyon.net](https://codecanyon.net/category/php-scripts?term=phpnuxbill)
-
-Make your item title like this:   
-**Phpnuxbill Plugin** _Ticket Support_   
-**Phpnuxbill Payment Gateway** _Paypal_
-**Phpnuxbill Theme** _Techno_
-
-PhpNuxBill will detect **Phpnuxbill**
-
-Your zip file must have **plugin** or **paymentgateway** folder
+Your zip file must have **plugin** and or **paymentgateway** and or **theme** and or **device** folder
 
 Example structure for plugin.zip
 ```
@@ -43,6 +34,15 @@ Example structure for theme.zip
 └── license.txt
 ```
 
+Example structure for device.zip
+```
+├── device/
+│   └── deviceName.php
+├── changelog.txt
+├── install.txt
+└── license.txt
+```
+
 or you can make full package
 
 Example structure for fullpackage.zip
@@ -59,6 +59,8 @@ Example structure for fullpackage.zip
 │   ├── plugin.php
 │   └── ui/
 │       └── plugin.tpl
+├── device/
+│   └── deviceName.php
 ├── changelog.txt
 ├── install.txt
 └── license.txt
@@ -67,4 +69,4 @@ Example structure for fullpackage.zip
 `install.txt` instruction to install manually   
 `license.txt` is your license for the plugin
 
-all the files inside folder **plugin** or **paymentgateway** will be move to PhpNuxBill system, and theme will be move to ui/themes
+all the files inside folder **plugin** and or **paymentgateway** and or **device** will be move to PhpNuxBill system, and theme will be move to ui/themes