SAK-23316 Fix announcement synoptic view includes messages from hidden and unpublished sites
Patch from Stanford



git-svn-id: https://source.sakaiproject.org/svn/announcement/trunk@122276 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-23315 Fixed redundant information in the separate announcement emails that makes them hard to read and understand
patch from stanford



git-svn-id: https://source.sakaiproject.org/svn/announcement/trunk@122277 66ffb92e-73f9-0310-93c1-f5514f145a0a