WooCommerce Zapier Integration 2.10.0

* Full details: WooCommerce Zapier Version 1.7.4 Released
* Fix: Avoid duplicate New Order triggers during subscription renewals. #128
* Fix: Avoid Undefined Index notice when running via WP-CLI. #129
* Change: Improved queueing during WP-Cron (ie for Subscription Renewals). #128
* Fix: Avoid PHP Warning: html_entity_decode() expects parameter 1 to be string, object given. #125
* Marked as compatible with WooCommerce 3.5.x.

* Full details: WooCommerce Zapier Version 1.7.4 Released
* Fix: Avoid a fatal error that was occurring when orders or subscriptions containing a deleted product were being sent to Zapier. In those cases cases, the line_items.categories, line_items.tags and line_items.type data fields will be empty. #121

* Full details: WooCommerce Zapier Version 1.7.3 Released
* Fix: New Order trigger not consistently triggering for orders that use the PayPal Standard payment gateway with PayPal IPN. #119
* Change: Improved logging for queue processing. #119