Fix #321: data was incorrect for incidents csv

The data was not actually located in the dat_incident, but rather around
the data model for the columns specified in the bug.

Issue #321: Data missing from CSV incidents download

app/views/incidents/incidents_list/index.csv.erb

@@ -84,15 +84,15 @@
   resource.dat_incident.try(:num_people_injured),
   resource.dat_incident.try(:num_people_hospitalized),
   resource.dat_incident.try(:num_people_deceased),
-  resource.dat_incident.try(:num_adults),
-  resource.dat_incident.try(:num_children),
-  resource.dat_incident.try(:num_families),
-  resource.dat_incident.try(:assistance_given),
-  resource.dat_incident.try(:incident_verified),
-  resource.dat_incident.try(:dispatch_relayed),
-  resource.dat_incident.try(:responders_identified),
-  resource.dat_incident.try(:dat_on_scene),
-  resource.dat_incident.try(:dat_departed_scene),
+  resource.num_adults,
+  resource.num_children,
+  resource.num_families,
+  resource.cases.map(&:total_amount).compact.sum,
+  resource.event_logs.event("incident_verified").first.try(:event_time),
+  resource.event_logs.event("dispatch_relayed").first.try(:event_time),
+  resource.event_logs.event("responders_identified").first.try(:event_time),
+  resource.event_logs.event("dat_on_scene").first.try(:event_time),
+  resource.event_logs.event("dat_departed_scene").first.try(:event_time),
   resource.all_responder_assignments[0].try(:person).try(:full_name),
   resource.all_responder_assignments[0].try(:role),
   resource.all_responder_assignments[0].try(:was_flex),