Woocommerce Authorize.net AIM 3.14.6

* Misc - Add handler for migrating to the new unified Authorize.Net gateway extension

* Tweak - Add an admin notice when debug logging is enabled in production mode
* Fix - Ensure orders are automatically captured when the status is changed via the REST API if enabled
* Fix - Use the order currency for the capture order note
* Misc - Add support for WooCommerce 3.5

* Tweak - Apply the wc_authorize_net_aim_transaction_description filter to emulation transactions
* Fix - Ensure transactions aren't automatically charged when Transaction Type is set to authorization only