Cardknox Payment Gateway for WooCommerce

Adds the ability to accept credit cards and handles sending the information to the Cardknox gateway for credit card processing using the Cardknox API.

See this link for information about the Cardknox gateway: https://www.cardknox.com, and this one for the API information: https://kb.cardknox.com/api/

The plugin supports the following transaction types: authorize only, capture, voiding, and refunding.

It supports storing cards on file as well using tokenization and works with the WooCommerce Subscriptions plugin (https://woocommerce.com/products/woocommerce-subscriptions) for recurring payments.