Synced the internal version constant with the plugin header and refreshed the admin screenshots.
2.6.1
Completed the English-default conversion: all admin and front-end interface text is now in English and fully translatable, with an updated bundled Spanish (es_ES) translation. No functional changes.
2.6.0
The admin interface is now English by default, with a bundled Spanish (es_ES) translation included. No functional changes.
2.5.0
Editions: introduces a free edition for WordPress.org. License/updater are not included in this edition (WordPress.org delivers updates).
Payment gateways are now fully configurable from the admin (no provider hard‑coded).
Fix: deferred demo product/page creation to init to avoid a fatal on fresh installs.
Internationalization, escaping and coding‑standard hardening throughout.
2.4.x
Custom payment form, BCC notifications, bulk import, email setup, wizard and health check.
