The Events Calendar - Event Tickets Plus 5.10.0

Fix — Do not add “you will receive your tickets in another email” messaging to refund notices (our thanks to Shadi Habbal for highlighting this)
Tweak — Shopp and WP E-Commerce integrations have been deprecated prior to removal in a future release
Tweak — Further adjustments made to our plugin licensing system

• Fix — Ensure catalog visibility and other product attributes for WooCommerce-driven tickets are set as expected
• Fix — Ensure attendee information is retained in a WooCommerce session for the user to prevent loss of data
• Fix — On refund of WooCommerce Tickets, add stock back to global and capped stock if enabled

Fix — Improvements to ensure attendee list optout functionality works with WooCommerce 3.x (thanks to @jtsternberg for highlighting these issues)
Fix — Fixed a number of text domains for proper string translation (Thanks to @websource and @Frank)
Tweak — Add a hook making it possible to override the initial ticket number (props @cliffordp)