Clean up annotation details

- changed variable name from annotation.details to annotations
- added report.X.annotations
- changed values from 2, 1, 0 to full, sparse, none
- made reportdateformat available in timesheet

src/custom.cpp

@@ -464,7 +464,7 @@ int runCustomReport (
 
       int row = 0;
       foreach (task, tasks)
-        table.addCell (row++, columnCount, getFullDescription (*task));
+        table.addCell (row++, columnCount, getFullDescription (*task, report));
     }
 
     else if (*col == "recur")