SAK-23566 Add missing events tracking for view activity	- annc.read



git-svn-id: https://source.sakaiproject.org/svn/announcement/trunk@123487 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-23566 indicate the announcement was viewed - annc.read



git-svn-id: https://source.sakaiproject.org/svn/announcement/trunk@123489 66ffb92e-73f9-0310-93c1-f5514f145a0a