still database stuff, fix

src/locsrv/main.go

@@ -38,7 +38,7 @@ func main() {
       select {
       case event := <- ch:
         log.Printf("Trigger: %s, Device: %s, Id: %s", event.Trigger, event.Device, event.Id)
-        person, err := dbh.GetPersonById(event.Id)
+        person, err := dbh.GetPersonById(event.Device)
         if err != nil {
           log.Printf("Person unknown: %v", err)
         } else {