LifterLMS Version 3.31.0-beta.2

May 2, 2019

The main students reporting table can now be filtered to show only students enrolled in a specific course or membership.
Improves LLMS_Course_Data and LLMS_Quiz_Data classes by adding shared functionality to a shared abstract, LLMS_Abstract_Post_Data
The filter llms_plan_get_checkout_url no passes a 3rd parameter: $check_availability
Changed access on class methods in LLMS_Shortcode_Courses from private to protected, thanks @andrewvaughan!