* Enhancement - Improved stability and compatibility with latest version of EDD (v3.0)
* Version - Updated the Minimum Required Version of PHP to 7.3
* Language - 0 new strings added, 12 updated, 0 fuzzied, and 0 obsoleted
* Version - Event Tickets Plus 5.6.0 is only compatible with Event Tickets 5.5.0 and higher
* Version - Event Tickets Plus 5.6.0 is only compatible with The Events Calendar 6.0.0 and higher.
* Enhancement - Adds a compatibility layer to work with the new Recurrence Backend Engine in TEC/ECP.
* Language - 0 new strings added, 15 updated, 0 fuzzied, and 0 obsoleted
* Fix - Include Attendee Registration Information for authorized requests on the `attendees` REST API endpoint. [ETP-805]
* Enhancement - Include attendee information for authorized requests on the `qr` REST API endpoint. [ETP-804]
* Language - 0 new strings added, 7 updated, 0 fuzzied, and 0 obsoleted
