Tickets 2.2.1 released

Tickets 2.2.1 is now available for all licensed customers to download.
  • Switch to XenForo 2.2's new way of previewing editor contents.
  • Fix per ticket category "count messages" option not being respected for new tickets.
  • Compatibility fix for ElasticSearch Essentials when updating Tickets add-on.
  • Prevent truncating of category descriptions when displaying the category list for ticket creation.
  • Enforce requirement for Standard Library.
  • Minor code clean up.