xF1 Add-on [bd] Paygate: NGANLUONG 1.1.1

[bd] Paygate: NGANLUONG

[FEATURES]
1. Add support for NGANLUONG as a pay gate

[INSTALLATION]
*. You must have [bd] Paygates installed.
1. Upload the library directory into your XenForo's
2. Import the add-on
3. Configure pay gate options in User Upgrade page (AdminCP)
4. Register as a merchant at http://nganluong.vn, set its Web Service address to http://domain.com/xenforo/nganluong/callback.php?wsdl