List of links to categories

Header
(/=) Modifed to point to new page
- Old static category links

CaseDatastore, CaseDatastoreInterface, DatastoreInterface
+getCategorySummary

CasesSummary
+new jsp to handle summary pages over cases

CasesSummaryServlet
+ new servlet to handle summary pages over cases

CategorySummary
+ the model object representing a result of a CategorySummary query