* Fix - If 'Default Option' is empty, Safari populates it with a non-empty value on page load. Bug introduced after upgrading select2 to the newest version.
* Fix - Microsoft Edge does not preserve the current composite step after adding to cart.
* Fix - Update in-house WP 5.3+ select2 styles for WC 3.8.1 compatibility.
* Feature - Added toggle to enable/disable individual scenarios.
* Tweak - Replaced selectWoo with self-maintained flavor of select2.
* Tweak - Minor styling tweaks for WordPress 5.3.
* Tweak - Keep 'Options Style' and 'Sorting/Filtering' options and controls hidden when a Component is static.
