* Added {{content}} and {{excerpt}} template placeholders for event-listings.
* Added {{content}} template placeholder for production-listings.
* Fixed {{categories}} template placeholder for production-listings.
* Added a template setting to productions and events widgets.


git-svn-id: https://plugins.svn.wordpress.org/theatre/trunk@907096 b8457f37-d9ea-0310-8a92-e5e31aec5664